FL905 Steering Pinch Bolt – 2021-2022 Western Star 49X

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Defect Information Report (Section 573.6) FL-905 Date of Submission: November 5, 2021 (amended on November 17, 2021) Manufacturer: Daimler Trucks North America LLC P.O. BOX 3849 Portland, Oregon 97208 Type of Report: X Safety Defect ⃝ Non-Compliance Vehicle Information Model Yr. Start: 2021 Model Yr. End: 2022 Make: Western Star Model: 49X Production Dates: Begin: 06/17/2020 End: 10/07/2021 Descriptive Information: 49X vehicles built with an inboard steering gear Number potentially involved: 479 Estimated percentage of involve with defect: 1% Defect / Noncompliance Description For this Defect/Noncompliance: Describe the defect or noncompliance: On certain vehicles, the steering shaft may not have been properly installed on the steering gear. If the steering shaft has not been properly installed, it may separate from the steering gear resulting in a loss of steering control. Describe the safety risk: A loss of steering control may lead to a vehicle crash. Identify any warning which can precede or occur: N/A If applicable, identify the manufacture of the defective or noncompliant component.: N/A Involved Components Component Name: Pinch Bolt Component Description: Steering Pinch Bolt Component Part Number: 14-18771-000 Chronology of Defect / Noncompliance Determination Provide the chronology of events leading up to the defect decision or test data for the noncompliance decision. 11/2/2021 DTNA received a report of a vehicle where the steering shaft became disconnected at the steering gear in a vehicle being parked, resulting in neither an accident nor an injury. Upon inspection, it was found that the steering shaft was not fully slid onto the splines of the steering gear. 11/3/2021 Plant inspections found 3 vehicles where the steering shaft was not properly installed. The investigation isolated the issue to the steering system on the 49X vehicles. Out of an abundance of caution, DTNA promptly released a recall. Identify the Remedy Describe the defect/noncompliance remedy program, including the manufacture’s plan for reimbursement. Vehicles will be inspected to ensure that the steering shaft is properly installed and repaired as necessary. Repairs will be performed by Daimler Trucks North America authorized service facilities. Details of the reimbursement plan will be included in the owner’s notification letter. Identify the Recall Schedule Describe the recall schedule for notifications.: Customer notification will be made by first class mail using Daimler Trucks North America records to determine the customers affected. However, acting under an abundance of caution, we ask you to make immediate arrangements with your facing dealer to have your vehicle inspected to ensure the vehicle is safe for operation as the vehicle should not be driven until that inspection is complete. Planned Dealer Notification Begin Date: 01/03/2022 Planned Dealer Notification End Date: 01/03/2022 Planned Owner Notification Begin Date: 01/03/2022 Planned Owner Notification End Date: 01/03/2022 Manufacture’s identification code for this recall (if applicable): FL-905 DTNA Representative; Tiffani Torgeson Manager Compliance and Regulatory Affairs

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Draft Script for FL905 Recall Campaign 3rd Party Calling: Good M/A/E, ___________ My name is ___________and I am reaching out on behalf of Daimler Trucks North America. Our record shows __________ may own a Western Star 49X, VIN Number_________ that will be in an upcoming recall on an improper installation of your vehicle’s steering shaft. On certain Western Star 49X vehicles, the steering shaft may not be installed correctly. This could lead to a loss of mechanical connection between the steering wheel and the steering gear, resulting in a possible loss of vehicle control and increased risk of a crash. Shortly you will be receiving, via the US Mail, a Recall Customer Notification (FL905). This notification will provide additional background on this campaign. However, acting under an abundance of caution, we ask you to make immediate arrangements with your facing dealer to have your vehicle inspected to ensure the vehicle is safe for operation as the vehicle should not be driven until that inspection is complete. (May we assist you with that action today?) If you have any questions regarding this information, please contact (1-800-FTL-HELP: Option 2: Option 4). Thank you, DTNA

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Defect Information Report (Section 573.6) FL-905 Date of Submission: November 5, 2021 Manufacturer: Daimler Trucks North America LLC P.O. BOX 3849 Portland, Oregon 97208 Type of Report: X Safety Defect ⃝ Non-Compliance Vehicle Information Model Yr. Start: 2021 Model Yr. End: 2022 Make: Western Star Model: 49X Production Dates: Begin: 06/17/2020 End: 10/07/2021 Descriptive Information: 49X vehicles built with an inboard steering gear Number potentially involved: 479 Estimated percentage of involve with defect: 1% Defect / Noncompliance Description For this Defect/Noncompliance: Describe the defect or noncompliance: On certain vehicles, the steering shaft may not have been properly installed on the steering gear. If the steering shaft has not been properly installed, it may separate from the steering gear resulting in a loss of steering control. Describe the safety risk: A loss of steering control may lead to a vehicle crash. Identify any warning which can precede or occur: N/A If applicable, identify the manufacture of the defective or noncompliant component.: N/A Involved Components Component Name: Pinch Bolt Component Description: Steering Pinch Bolt Component Part Number: 14-18771-000 Chronology of Defect / Noncompliance Determination Provide the chronology of events leading up to the defect decision or test data for the noncompliance decision. 11/2/2021 DTNA received a report of a vehicle where the steering shaft became disconnected at the steering gear in a vehicle being parked, resulting in neither an accident nor an injury. Upon inspection, it was found that the steering shaft was not fully slid onto the splines of the steering gear. 11/3/2021 Plant inspections found 3 vehicles where the steering shaft was not properly installed. The investigation isolated the issue to the steering system on the 49X vehicles. Out of an abundance of caution, DTNA promptly released a recall. Identify the Remedy Describe the defect/noncompliance remedy program, including the manufacture’s plan for reimbursement. Vehicles will be inspected to ensure that the steering shaft is properly installed and repaired as necessary. Repairs will be performed by Daimler Trucks North America authorized service facilities. Details of the reimbursement plan will be included in the owner’s notification letter. Identify the Recall Schedule Describe the recall schedule for notifications.: Customer notification will be made by first class mail using Daimler Trucks North America records to determine the customers affected. Planned Dealer Notification Begin Date: 01/03/2022 Planned Dealer Notification End Date: 01/03/2022 Planned Owner Notification Begin Date: 01/03/2022 Planned Owner Notification End Date: 01/03/2022 Manufacture’s identification code for this recall (if applicable): FL-905 DTNA Representative; Tiffani Torgeson Manager Compliance and Regulatory Affairs

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Daimler Trucks North America LLC December 2021 FL905A NHTSA #21V-864 IMPORTANT SAFETY RECALL See enclosed VIN list Subject: Western Star 49X Steering Pinch Bolt This notice is sent to you in accordance with the requirements of the National Traffic and Motor Vehicle Safety Act. Daimler Trucks North America LLC (DTNA), on behalf of its Freightliner Trucks Division, and wholly owned subsidiary, Western Star Truck Sales, Inc., has decided that a defect which relates to motor vehicle safety exists on specific model year 2021-2022 Western Star 49X model vehicles manufactured June 17, 2020, through October 19, 2021. On certain vehicles, the steering shaft may not have been properly installed on the steering gear. If the steering shaft is not properly installed, it may separate from the steering gear. Steering shaft separation can result in a loss of steering, increasing the risk of a crash. Vehicles will be inspected to ensure the steering shaft is properly installed and repair as necessary. Repairs will be performed by DTNA authorized service facilities. Please contact an authorized Daimler Trucks North America dealer to arrange to have the Recall performed and to ensure that parts are available at the dealership. The Recall will take approximately one hour and will be performed at no charge to you. To locate an authorized dealer, search online at Daimler-TrucksNorthAmerica.com/Contact-us. Scroll down to “Locate a Dealer” and select the appropriate brand. You may also confirm your vehicle’s involvement in this recall at this URL: https://dtna-dlrinfo.prd.freightliner.com:48518/VinLookup/vin-module/getVinLookupPage. You may be liable for any progressive damage that results from your failure to complete the Recall within a reasonable time after receiving notification. If you do not own the vehicle that corresponds to the identification number(s) which appears on the Recall Notification, please return the notification to the Warranty Campaigns Department with any information you can furnish that will assist us in locating the present owner. If you have leased this vehicle, Federal law requires that you forward this notice to the lessee within 10 days. If you are a subsequent stage manufacturer, Federal law requires that you forward this notice to your distributors and retail outlets within five working days. If you have paid to have this recall condition corrected prior to this notice, you may be eligible to receive reimbursement. Please see the reverse side of this notice for details. If you have questions about this Recall, please contact the Warranty Campaigns Department at (800) 547-0712, 7:00 a.m. to 4:00 p.m. Pacific Time, Monday through Friday, e-mail address DTNA.Warranty.Campaigns@Daimler.com. For other concerns, you may contact the Customer Assistance Center at (800) 385-4357. If you are not able to have the defect remedied without charge and within a reasonable time, you may wish to submit a complaint to the Administrator, National Highway Traffic Safety Administration, 1200 New Jersey Avenue SE, Washington, DC 20590; or call the Vehicle Safety Hotline at (888) 327-4236 (TTY: 800-424-9153); or go to https://www.nhtsa.gov/. We regret any inconvenience this action may cause but feel certain you understand our interest in motor vehicle safety. WARRANTY CAMPAIGNS DEPARTMENT Enclosure Daimler Trucks North America LLC Warranty Campaigns Department P.O. Box 4090 Portland, OR 97208-4090 800.547.0712 Phone Daimler Trucks North America LLC Reimbursement to Customers for Repairs Performed Prior to Recall If you have already paid to have this recall condition corrected you may be eligible to receive reimbursement. Requests for reimbursement may include parts and labor. Reimbursement may be limited to the amount the repair would have cost if completed by an authorized Daimler Trucks North America LLC dealer. The following documentation must be presented to your dealer for consideration for reimbursement. Please provide original or clear copies of all receipts, invoices, and repair orders that show: • The name and address of the person who paid for the repair. • The Vehicle Identification Number (VIN) of the vehicle that was repaired. • What problem occurred, what repair was done, when the repair was done. • Who repaired the vehicle. • The total cost of the repair expense that is being claimed. • Proof of payment for the repair (such as the front and back of a cancelled check or a credit card receipt). Reimbursement will be made by check from your Daimler Trucks North America LLC dealer. Please speak with your Daimler Trucks North America LLC authorized dealer concerning this matter Daimler Trucks North America LLC Warranty Campaigns Department P.O. Box 4090 Portland, OR 97208-4090 800.547.0712 Phone

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Subject: Western Star 49X Steering Pinch Bolt Models Affected: Specific model years 2021-2022 Western Star 49X model vehicles manufactured June 17, 2020, through October 19, 2021. General Information Daimler Trucks North America LLC (DTNA), on behalf of its wholly owned subsidiary, Western Star Truck Sales, Inc., has decided that a defect that relates to motor vehicle safety exists on the vehicles mentioned above. On certain vehicles, the steering shaft may not have been properly installed on the steering gear. If the steering shaft has not been properly installed, it may separate from the steering gear resulting in a loss of steering control which may lead to a vehicle crash. Vehicles will be inspected to ensure that the steering shaft is properly installed and repaired as necessary. Repairs will be performed by DTNA authorized service facilities. There are approximately 621 vehicles involved in this campaign. Additional Repairs Dealers must complete all outstanding Recall and Field Service campaigns prior to the sale or delivery of a vehicle. A Dealer will be liable for any progressive damage that results from its failure to complete campaigns before sale or delivery of a vehicle. Owners may be liable for any progressive damage that results from failure to complete campaigns within a reasonable time after receiving notification. Work Instructions Please refer to the attached work instructions. Prior to performing the campaign, check the vehicle for a completion sticker (Form WAR260). Replacement Parts Replacement parts are now available and can be obtained by ordering the kit and/or part number(s) listed below from your facing Parts Distribution Center. If our records show your dealership has ordered any vehicle(s) involved in campaign number FL905, a list of the customers and vehicle identification numbers will be available on DTNAConnect. Please refer to this list when ordering parts for this recall. Table 1 – Replacement Parts for FL905 Campaign Number Kit Number Part Description Part Number Qty. FL905A N/A BOLT-PINCH,STRG,M10-1.25 14-18771-000 1 ea NUT-HEX,PREVAILING TRQ,M10 14-18772-000 1 ea BLANK COMPLETION STICKER WAR260 1 ea Table 1 Removed Parts U.S. and Canadian Dealers, please follow Warranty Failed Parts Tracking shipping instructions for the disposition of all removed parts. Export distributors, please destroy removed parts unless otherwise advised. Daimler Trucks North America LLC Recall Campaign December 2021 FL905A NHTSA #21V-864 Transport Canada #2021-681 Page 1 Labor Allowance Table 2 – Labor Allowance Campaign Number Procedure Time Allowed (hours) SRT Code Corrective Action FL905A Inspect steering pinch bolt only 0.2 996-R201A 06-Inspect Inspect and replace steering pinch bolt 0.8 996-R201B 12-Repair Recall/Campaign Table 2 IMPORTANT: When the Recall has been completed, locate the base completion label in the appropriate location on the vehicle, and attach the red completion sticker provided in the recall kit (Form WAR260). If the vehicle does not have a base completion label, clean a spot on the appropriate location of the vehicle and first attach the base completion label (Form WAR259). If a recall kit is not required or there is no completion sticker in the kit, write the recall number on a blank sticker and attach it to the base completion label. Claims for Credit You will be reimbursed for your parts, labor, and handling (landed cost for Export Distributors) by submitting your claim through the Warranty system within 30 days of completing this campaign. Please reference the following information in OWL: • Claim type is Recall Campaign. • In the Campaign field, enter the campaign number and appropriate condition code (FL905-A). • In the Primary Failed Part Number field, enter 25-FL905-000. • In the Parts field, enter the appropriate kit or part number(s) as shown in the Replacement Parts Table. • In the Labor field, first enter the appropriate SRT from the Labor Allowance Table. Administrative time will be included automatically as SRT 939-6010A for 0.3 hours. • The VMRS Component Code is F99-999-005 and the Cause Code is A1 – Campaign. • U.S. and Canada — Reimbursement for Prior Repairs. When a customer asks about reimbursement, please do the following: • Accept the documentation of the previous repair. • Make a brief check of the customer’s paperwork to see if the repair may be eligible for reimbursement. (See the “Copy of Owner Letter” section of this bulletin for reimbursement guidelines.) • Submit an OWL Recall Pre-Approval Request for a decision. • Include the approved amount on your claim in the Other Charges section. • Attach the documentation to the pre-approval request. • If approved, submit a based on claim for the pre-approval. • Reimburse the customer the appropriate amount. IMPORTANT: OWL must be viewed prior to performing the recall to ensure the vehicle is involved and the campaign has not been previously completed. Also, check for a completion sticker prior to beginning work. U.S. and Canadian dealers, contact the Warranty Campaigns Department via Web inquiry at DTNAConnect.com/WSC, if you have any questions or need additional information. Export distributors, submit a Web inquiry or contact your International Service Manager. U.S. and Canadian Dealers: To return excess kit inventory related to this campaign, U.S. dealers must submit a Parts Authorization Return (PAR) to the Memphis PDC. Canadian dealers must submit a PAR to their facing PDC. All kits must be in resalable condition. PAR requests must include the original purchase invoice number. Export Distributors: Excess inventory is not returnable. Daimler Trucks North America LLC Recall Campaign December 2021 FL905A NHTSA #21V-864 Transport Canada #2021-681 Page 2 The letter notifying U.S. and Canadian vehicle owners is included for your reference. Please note that the National Traffic and Motor Vehicle Safety Act, as amended (Title 49, United States Code, Chapter 301), requires the owner’s vehicle(s) be corrected within a reasonable time after parts are available to you. The Act states that failure to repair a vehicle within 60 days after tender for repair shall be prima facie evidence of an unreasonable time. However, circumstances of a particular situation may reduce the 60 day period. Failure to repair a vehicle within a reasonable time can result in either the obligation to (a) replace the vehicle with an identical or reasonably equivalent vehicle, without charge, or (b) refund the purchase price in full, less a reasonable allowance for depreciation. The Act further prohibits dealers from selling a vehicle unless all outstanding recalls are performed. Any lessor is required to send a copy of the recall notification to the lessee within 10 days. Any subsequent stage manufacturer is required to forward this notice to its distributors and retail outlets within five working days. Daimler Trucks North America LLC Recall Campaign December 2021 FL905A NHTSA #21V-864 Transport Canada #2021-681 Page 3 Copy of Notice to Owners Subject: Western Star 49X Steering Pinch Bolt For the Notice to U.S. Customers: This notice is sent to you in accordance with the National Traffic and Motor Vehicle Safety Act. For the Notice to Canadian Customers: This notice is sent to you in accordance with the requirements of the Motor Vehicle Safety Act. This is to inform you that your vehicle may contain a defect that could affect the safety of a person. Daimler Trucks North America LLC (DTNA), on behalf of its wholly owned subsidiary, Western Star Truck Sales, Inc., has decided that a defect that relates to motor vehicle safety exists on specific model years 2021-2022 Western Star 49X model vehicles manufactured June 17, 2020, through October 19, 2021. On certain vehicles, the steering shaft may not have been properly installed on the steering gear. If the steering shaft has not been properly installed, it may separate from the steering gear resulting in a loss of steering control which may lead to a vehicle crash. Vehicles will be inspected to ensure that the steering shaft is properly installed and repaired as necessary. Repairs will be performed by DTNA authorized service facilities. Please contact an authorized Daimler Trucks North America dealer to arrange to have the Recall performed and to ensure that parts are available at the dealership. The Recall will take approximately one hour and will be performed at no charge to you. To locate an authorized dealer, search online at Daimler-TrucksNorthAmerica.com/contact-us/. Scroll down to “Locate a Dealer,” and select the appropriate brand. You may also confirm your vehicle’s involvement in this recall at this URL: https://dtna-dlrinfo.prd.freightliner.com:48518/VinLookup/vin-module/getVinLookupPage. You may be liable for any progressive damage that results from your failure to complete the Recall within a reasonable time after receiving notification. If you do not own the vehicle that corresponds to the identification number(s) which appears on the Recall Notification, please return the notification to the Warranty Campaigns Department in the postage-paid envelope with any information you can furnish that will assist us in locating the present owner. If you have leased this vehicle, Federal law requires that you forward this notice to the lessee within 10 days. If you are a subsequent stage manufacturer, Federal law requires that you forward this notice to your distributors and retail outlets within five working days. If you have paid to have this recall condition corrected prior to this notice, you may be eligible to receive reimbursement. Please see the reverse side of this notice for details. If you have questions about this Recall, please contact the Warranty Campaigns Department at (800) 547-0712, 7:00 a.m. to 4:00 p.m. Pacific Time, Monday through Friday, e-mail address DTNA.Warranty.Campaigns@Daimler.com. For the Notice to U.S. Customers: If you are not able to have the defect remedied without charge and within a reasonable time, you may wish to submit a complaint to the Administrator, National Highway Traffic Safety Administration, 1200 New Jersey Avenue, SE., Washington, DC 20590; or call the Vehicle Safety Hotline at (888) 327-4236 (TTY: 800-424-9153); or to http://www.safercar.gov. For the Notice to Canadian Customers: If you wish to submit a complaint about this recall, you can contact Transport Canada road safety, 80 rue Noel, Gatineau, Quebec J8Z 0A1 or call (800) 333-0510. We regret any inconvenience this action may cause but feel certain you understand our interest in motor vehicle safety. WARRANTY CAMPAIGNS DEPARTMENT Enclosure Daimler Trucks North America LLC Recall Campaign December 2021 FL905A NHTSA #21V-864 Transport Canada #2021-681 Page 4 Reimbursement to Customers for Repairs Performed Prior to Recall If you have already paid to have this recall condition corrected you may be eligible to receive reimbursement. Requests for reimbursement may include parts and labor. Reimbursement may be limited to the amount the repair would have cost if completed by an authorized Daimler Trucks North America LLC dealer. The following documentation must be presented to your dealer for consideration for reimbursement. Please provide original or clear copies of all receipts, invoices, and repair orders that show: • The name and address of the person who paid for the repair • The Vehicle Identification Number (VIN) of the vehicle that was repaired • What problem occurred, what repair was done, when the repair was done • Who repaired the vehicle • The total cost of the repair expense that is being claimed • Proof of payment for the repair (such as the front and back of a cancelled check or a credit card receipt) Reimbursement will be made by check from your Daimler Trucks North America LLC dealer. Please speak with your Daimler Trucks North America LLC authorized dealer concerning this matter. Daimler Trucks North America LLC Recall Campaign December 2021 FL905A NHTSA #21V-864 Transport Canada #2021-681 Page 5 Work Instructions Subject: Western Star 49X Steering Pinch Bolt Models Affected: Specific model years 2021-2022 Western Star 49X model vehicles manufactured June 17, 2020, through October 19, 2021. Steering Shaft Assembly Inspection 1. Park the vehicle on a level surface with the front tires pointed straight ahead. Shut down the engine, set the parking brake, and chock the tires. 2. Open the hood. 3. With the truck running, turn the wheel so the pinch bolt is accessible at the top of the steering shaft. 4. Inspect the I-shaft to ensure it is seated all the way down to the steering gear. Fig. 1. For correct installation, see For incorrect installation, see Fig. 2. If installed properly, no further action is required. Proceed to the step 5. If lifted and not seated correctly, go to the Pinch Bolt Replacement procedure below. 12/16/2021 f462466 Fig. 1, I-shaft Installed Properly Daimler Trucks North America LLC Recall Campaign December 2021 FL905A NHTSA #21V-864 Transport Canada #2021-681 Page 6 12/16/2021 f462467 Fig. 2, I-shaft is Lifted or Displaced Pinch Bolt Replacement IMPORTANT: Be careful not to turn the shaft while removing the pinch bolt. NOTICE NOTICE: Do not remove the steering shaft from the steering gear, it is only necessary to slide it the rest of the way on the steering gear until seated completely. Removal of the I-shaft could result in the steering wheel being rotated and damaging the clock spring. Once seated and the new pinch bolt is installed, torque the nut on the pinch bolt until required torque is achieved. 1. Remove and discard the pinch bolt and nut on the gearside of the I-shaft. 2. Slide the steering shaft down so it is flush with the steering gear. 3. Install the new pinch bolt and nut. 4. Tighten the pinch bolt 30 to 35 lbf·ft (41 to 47 N·m). 5. Use blue torque seal after the required torque has been set. 6. Clean a spot on the base label (Form WAR259), write the recall number, FL905, on a blank red completion sticker (Form WAR260), and attach it to the base label, indicating this work has been completed. Daimler Trucks North America LLC Recall Campaign December 2021 FL905A NHTSA #21V-864 Transport Canada #2021-681 Page 7 5. Clean a spot on the base label (Form WAR259), write the recall number, FL905, on a blank red completion sticker (Form WAR260), and attach it to the base label, indicating this work has been completed.

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Standard script for DTNA Contacting Dealers in scheduling vehicle for repair after Customer agrees. Good Afternoon, My name is___________, I am reaching out on behalf of Daimler Trucks North America. Currently, we have an owner in your area that would like to have their vehicle(s) inspected ahead of the release of FL905 Western Star Steer. That Customer is: This aligns to the recent DTNA My Communication Link regarding Recall FL905 and the effort to have the vehicles in the suspect population inspected ahead of the recall’s activation. DTNA requests you contact this Customer to arrange for this inspection ahead of the recall’s activation: Owner Info: •Name: •VIN: •Address •Phone: If you have any questions regarding this information contact DTNA CAC at: 855-253-0422

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Visual Inspection Work Instructions Subject: Western Star 49X Steering Pinch Bolt Models Affected: Specific Model Year 2021 & 2022 Western Star 49X model vehicles manufactured June 17, 2020, through October 7, 2021, at the Cleveland Truck Manufacturing Plant. IMPORTANT: It is expected that less than 1% of vehicles will require replacement of the steering pinch bolt. Inspect Steering Shaft and Pinch Bolt 1.Park the vehicle on a level surface, shut down the engine, apply the parking brakes, and chock the tires. 2.Open the hood, and locate the yoked steering shaft connection near the steering gear inside the frame rail. SeeMOD 537. 3.Inspect the connection of the pinch bolt at the splined end of the steering shaft on the steering gear as shown inFig. 1 & 2. A nominal dimension for a correct pinch bolt installation on the shaft will be 19.2mm from thecenterline of the bolt to the gear housing as shown in fig 3, there is a notched area on the spline for the pinchbolt installation. Figure 1 & 2 for the Pinch Bolt locations Fig. 3 for pinch bolt installation dimension Fig. 4 for pinch bolt installation If pinch bolt is correctly installed, NO further actions are required at this time. Please contact your DSM to have a Policy Claim filed to document the inspection. If the pinch bolt is not installed correctly on the spline, contact DTNA CAC (1-855-253-0422) for further instructions on repairing the vehicle to return to service. WST Service Engineering Instructions de travail pour l’inspection visuelle Objet : Boulon de pincement de direction Western Star 49X Modèles concernés : Modèles spécifiques des années 2022 et 2022 Western Star 49X fabriqués du 17 juin 2020 au 7 octobre 2021 à l’usine de fabrication de camions de Cleveland. IMPORTANT : On s’attend à ce que moins de 1 % des véhicules nécessitent le remplacement du boulon de pincement de direction. Inspecter l’arbre de direction et le boulon de pincement 1.Stationnez le véhicule sur une surface plane, coupez le moteur, serrez les freins de stationnement etcalez les pneus. 2.Ouvrez le capot et localisez la connexion de l’arbre de direction à chape près du boîtier de direction àl’intérieur du longeron de cadre. Voir MOD 537. 3.Inspectez la connexion du boulon de pincement à l’extrémité cannelée de l’arbre de direction sur leboîtier de direction, comme indiqué sur les Fig. 1 et 2. Une dimension nominale pour une installation correcte du boulon de pincement sur l’arbre sera de 19,2 mm de l’axe de le boulon au carter d’engrenage comme indiqué sur la figure 3, il y a une zone encochée sur la cannelure pour l’installation du boulon de pincement. Figure 1 et 2 pour les emplacements des boulons de pincement Fig. 3 pour la dimension d’installation du boulon de pincement Fig. 4 for pinch bolt installation Si le boulon de pincement est correctement installé, AUCUNE autre action n’est requise à ce stade. Veuillez contacter votre DSM pour qu’une réclamation de police soit déposée afin de documenter l’inspection. Si le boulon de pincement n’est pas installé correctement sur la cannelure, contactez DTNA CAC (1-855-253-0422) pour obtenir des instructions supplémentaires sur la réparation du véhicule pour le remettre en service. Ingénierie de service WST

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The Dealer Network is informed that a RECALL NOTIFICATION will be sent to NHTSA and TRANSPORT CANADA notifying them of an approved DTNA vehicle Recall Campaign: FL905: Western Star Forward Axle Steering Pinch Bolt NHTSA: 21V864 TC: 2021-681 Make: Western Star Model: 49X Model Year: 2021 – 2022 Manufacture Dates: June 17, 2020 – October 7, 2021 At Issue: On certain vehicles the steering shaft may not have been properly installed on the steering gear. If the steering shaft was improperly installed it may separate from the steering gear resulting in a loss of steering control and risk of crash. Reason for this Action: In an abundance of caution DTNA will contact the Customer of Record on the suspect population, ahead of mailing the Final Recall Notification, to advise the Customer to contact their Servicing Dealer to have their inboard steering shaft assembly visually inspected to determine if the defect is evident on the vehicle (See attached defect inspection). Required Action: The Dealer Network is to inspect the vehicle. If the defect is found the Dealer is to contact the DTNA Customer Assistance Center (1-855-253-0422) for instructions on how to return the vehicle to service, as well as the documentation of vehicle’s inspection. Thank you, DTNA Campaigns

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OMB Control No.: 2127-0004 Part 573 Safety Recall Report 21V-864 The information contained in this report was submitted pursuant to 49 CFR §573 Manufacturer Name : Daimler Trucks North America, LLC Submission Date : NOV 17, 2021 NHTSA Recall No. : 21V-864 Manufacturer Recall No. : FL905 Manufacturer Information : Manufacturer Name : Daimler Trucks North America, LLC Address : 4747 N. Channel Avenue Portland OR 97217-3849 Company phone : 800-745-8000 Population : Number of potentially involved : 479 Estimated percentage with defect : 1 % Vehicle Information : Vehicle 1 : 2021-2022 Western Star 49X Vehicle Type : BUSES, MEDIUM & HEAVY VEHICLES Body Style : Power Train : NR Descriptive Information : 49X vehicles built with an inboard steering gear Production Dates : JUN 17, 2020 – OCT 07, 2021 VIN Range 1 : Begin : NR End : NR Not sequential Description of Defect : Description of the Defect : On certain vehicles, the steering shaft may not have been properly installed on the steering gear. If the steering shaft has not been properly installed, it may separate from the steering gear resulting in a loss of steering control. FMVSS 1 : NR FMVSS 2 : NR Description of the Safety Risk : A loss of steering control may lead to a vehicle crash. Description of the Cause : NR Identification of Any Warning that can Occur : NR Involved Components : Part 573 Safety Recall Report 21V-864 Page 2 The information contained in this report was submitted pursuant to 49 CFR §573 Component Name 1 : Pinch Bolt Component Description : Steering Pinch Bolt Component Part Number : 14-18771-000 Supplier Identification : Component Manufacturer Name : NR Address : NR NR Country : NR Chronology : 11/2/2021 DTNA received a report of a vehicle where the steering shaft became disconnected at the steering gear in a vehicle being parked, resulting in neither an accident nor an injury. Upon inspection, it was found that the steering shaft was not fully slid onto the splines of the steering gear. 11/3/2021 Plant inspections found 3 vehicles where the steering shaft was not properly installed. The investigation isolated the issue to the steering system on the 49X vehicles. Out of an abundance of caution, DTNA promptly released a recall. Description of Remedy : Description of Remedy Program : Vehicles will be inspected to ensure that the steering shaft is properly installed and repaired as necessary. Repairs will be performed by Daimler Trucks North America authorized service facilities. Details of the reimbursement plan will be included in the owner’s notification letter. How Remedy Component Differs from Recalled Component : NR Identify How/When Recall Condition was Corrected in Production : NR Recall Schedule : Description of Recall Schedule : Customer notification will be made by first class mail using Daimler Trucks North America records to determine the customers affected. However, acting under an abundance of caution, we ask you to make immediate arrangements with your facing dealer to have your vehicle Part 573 Safety Recall Report 21V-864 Page 3 The information contained in this report was submitted pursuant to 49 CFR §573 inspected to ensure the vehicle is safe for operation as the vehicle should not be driven until that inspection is complete. Planned Dealer Notification Date : JAN 03, 2022 – JAN 03, 2022 Planned Owner Notification Date : JAN 03, 2022 – JAN 03, 2022 * NR – Not Reported

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OMB Control No.: 2127-0004 Part 573 Safety Recall Report 21V-864 The information contained in this report was submitted pursuant to 49 CFR §573 Manufacturer Name : Daimler Trucks North America, LLC Submission Date : NOV 05, 2021 NHTSA Recall No. : 21V-864 Manufacturer Recall No. : 905 Manufacturer Information : Manufacturer Name : Daimler Trucks North America, LLC Address : 4747 N. Channel Avenue Portland OR 97217-3849 Company phone : 800-745-8000 Population : Number of potentially involved : 479 Estimated percentage with defect : 1 % Vehicle Information : Vehicle 1 : 2021-2022 Western Star 49X Vehicle Type : BUSES, MEDIUM & HEAVY VEHICLES Body Style : Power Train : NR Descriptive Information : 49X vehicles built with an inboard steering gear Production Dates : JUN 17, 2020 – OCT 07, 2021 VIN Range 1 : Begin : NR End : NR Not sequential Description of Defect : Description of the Defect : On certain vehicles, the steering shaft may not have been properly installed on the steering gear. If the steering shaft has not been properly installed, it may separate from the steering gear resulting in a loss of steering control. FMVSS 1 : NR FMVSS 2 : NR Description of the Safety Risk : A loss of steering control may lead to a vehicle crash. Description of the Cause : NR Identification of Any Warning that can Occur : NR Involved Components : Part 573 Safety Recall Report 21V-864 Page 2 The information contained in this report was submitted pursuant to 49 CFR §573 Component Name 1 : Pinch Bolt Component Description : Steering Pinch Bolt Component Part Number : 14-18771-000 Supplier Identification : Component Manufacturer Name : NR Address : NR NR Country : NR Chronology : 11/2/2021 DTNA received a report of a vehicle where the steering shaft became disconnected at the steering gear in a vehicle being parked, resulting in neither an accident nor an injury. Upon inspection, it was found that the steering shaft was not fully slid onto the splines of the steering gear. 11/3/2021 Plant inspections found 3 vehicles where the steering shaft was not properly installed. The investigation isolated the issue to the steering system on the 49X vehicles. Out of an abundance of caution, DTNA promptly released a recall. Description of Remedy : Description of Remedy Program : Vehicles will be inspected to ensure that the steering shaft is properly installed and repaired as necessary. Repairs will be performed by Daimler Trucks North America authorized service facilities. Details of the reimbursement plan will be included in the owner’s notification letter. How Remedy Component Differs from Recalled Component : NR Identify How/When Recall Condition was Corrected in Production : NR Recall Schedule : Description of Recall Schedule : Customer notification will be made by first class mail using Daimler Trucks North America records to determine the customers affected. Planned Dealer Notification Date : JAN 03, 2022 – JAN 03, 2022 Planned Owner Notification Date : JAN 03, 2022 – JAN 03, 2022 Part 573 Safety Recall Report 21V-864 Page 3 The information contained in this report was submitted pursuant to 49 CFR §573 * NR – Not Reported

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OMB Control No.: 2127-0004 Part 573 Safety Recall Report 21V-864 The information contained in this report was submitted pursuant to 49 CFR §573 Manufacturer Name : Daimler Trucks North America, LLC Submission Date : NOV 08, 2021 NHTSA Recall No. : 21V-864 Manufacturer Recall No. : FL905 Manufacturer Information : Manufacturer Name : Daimler Trucks North America, LLC Address : 4747 N. Channel Avenue Portland OR 97217-3849 Company phone : 800-745-8000 Population : Number of potentially involved : 479 Estimated percentage with defect : 1 % Vehicle Information : Vehicle 1 : 2021-2022 Western Star 49X Vehicle Type : BUSES, MEDIUM & HEAVY VEHICLES Body Style : Power Train : NR Descriptive Information : 49X vehicles built with an inboard steering gear Production Dates : JUN 17, 2020 – OCT 07, 2021 VIN Range 1 : Begin : NR End : NR Not sequential Description of Defect : Description of the Defect : On certain vehicles, the steering shaft may not have been properly installed on the steering gear. If the steering shaft has not been properly installed, it may separate from the steering gear resulting in a loss of steering control. FMVSS 1 : NR FMVSS 2 : NR Description of the Safety Risk : A loss of steering control may lead to a vehicle crash. Description of the Cause : NR Identification of Any Warning that can Occur : NR Involved Components : Part 573 Safety Recall Report 21V-864 Page 2 The information contained in this report was submitted pursuant to 49 CFR §573 Component Name 1 : Pinch Bolt Component Description : Steering Pinch Bolt Component Part Number : 14-18771-000 Supplier Identification : Component Manufacturer Name : NR Address : NR NR Country : NR Chronology : 11/2/2021 DTNA received a report of a vehicle where the steering shaft became disconnected at the steering gear in a vehicle being parked, resulting in neither an accident nor an injury. Upon inspection, it was found that the steering shaft was not fully slid onto the splines of the steering gear. 11/3/2021 Plant inspections found 3 vehicles where the steering shaft was not properly installed. The investigation isolated the issue to the steering system on the 49X vehicles. Out of an abundance of caution, DTNA promptly released a recall. Description of Remedy : Description of Remedy Program : Vehicles will be inspected to ensure that the steering shaft is properly installed and repaired as necessary. Repairs will be performed by Daimler Trucks North America authorized service facilities. Details of the reimbursement plan will be included in the owner’s notification letter. How Remedy Component Differs from Recalled Component : NR Identify How/When Recall Condition was Corrected in Production : NR Recall Schedule : Description of Recall Schedule : Customer notification will be made by first class mail using Daimler Trucks North America records to determine the customers affected. Planned Dealer Notification Date : JAN 03, 2022 – JAN 03, 2022 Planned Owner Notification Date : JAN 03, 2022 – JAN 03, 2022 Part 573 Safety Recall Report 21V-864 Page 3 The information contained in this report was submitted pursuant to 49 CFR §573 * NR – Not Reported

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