NHTSA ID Number: 10244492
Manufacturer Communication Number: 45-065
TSB/Document Date: 2023-11-10
Summary
Certain 579 MLU chassis equipped with Cummins
X15 engines have fan hub bracket hardware that are incorrect for the application and/or under torqued and could become loose and/or fail. Procedures are available to replace and properly torque the hardware.
9/1/23, 3:07 PM
Vehicle Service Bulletin
45-065: 579 MLU Cummins X15 Fan Hub Hardware
9/1/2023
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45-065
579 MLU Cummins X15 Fan Hub Hardware
Subject
579 MLU Cummins X15 Fan Hub Hardware
Whats New Abstract
Certain 579 MLU chassis equipped with Cummins X15 engines have fan hub bracket hardware that are incorrect for the application and/or under torqued
and could become loose and/or fail. Procedures are available to replace and properly torque the hardware.
Condition
Certain 579 MLU chassis equipped with Cummins X15 engines have fan hub bracket hardware that are incorrect for the application and/or under torqued
and could become loose and/or fail. Procedures are available to replace and properly torque the hardware.
Chassis Affected
7,951 (7,543 US and 408 CAN) Model 579 MLU chassis with Cummins X15 engines built from 06/17/2020 through 05/02/2022.
Action
Campaign
Service all chassis affected that enter your dealership, even if the customer has no issue with the chassis.
1. Review the attached chassis list for your dealer code and schedule your customer(s) for service if their chassis is on the list.
2. In Service Management, select Campaign 45065 to add it to the case. If the unit is released back into service without performing the repair, make sure
to also release the Campaign in Service Management.
3. If you are not using Service Management to start repair orders, review SIR for “Complete” next to the 45065 Campaign code prior to performing this
https://paccarnet.sharepoint.com/sitepages/vehsvcbltin.aspx?ctx=eyJ3ZWJVcmwiOiJodHRwczovL3BhY2Nhcm5ldC5zaGFyZXBvaW50LmNvbS9zaXRlcy9hdXRob3JzZXJ2aWNlIiwibGlzdElkIjoiMGI4Mj…
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9/1/23, 3:07 PM
Vehicle Service Bulletin
repair.
4. Follow the procedures to replace and torque the fan hub bracket hardware.
Warranty
For repairs completed by 10/01/2024, Peterbilt will pay for parts at dealer net plus applicable mark-up and labor:
• 1.0 hour to remove and replace fan hub bracket hardware. Use Quick Claim code 45065A.
• For extraordinary circumstances please use code 45065, add from “Recommended Repairs”, and then select the gear icon to edit Parts/Labor/Misc.
• File the claim within 14 days in accordance with warranty policy.
Take-Off Parts Disposition: N/A
PRWS CLAIM CODING
Campaign
45065
Code:
ampaign
C
Type:
F ield
Repair
laim
C
Engine
Category:
Repair Type:
Proactive
Customer
Concern
Code:
Causal Code: 19
062
orrective
C
Action
03
Code:
esponsibility
R
Camp
Code:
ailure
F
Location:
42-0020
057
Causal Part:
1231056
Supplier
Code:
N/A
SRT Code:
50-65B
4
1.0 hrs
Bulletin 45065 – R&R
2/3
9/1/23, 3:07 PM
Vehicle Service Bulletin
Parts
Parts are available from PACCAR Parts.
Quantity
art
P
Number
Description
4
W34-1159045
olt,
B
Finished,
Hex - M12
4
W34-1162012
Washer,
Flat
As Needed
Locally
Sourced
Loctite 242,
6mL
Procedure
Please follow your dealership's safety procedures and precautions to ensure the vehicle can be safely repaired and maintained.
Read all steps before beginning.
Complete the steps in the procedures attached in the Links section.
Attachments
45-065 Repair Procedures
45-065 Chassis List
45-065 US and Canada Customer Letter
45-065 Canada French Customer Letter
3/3
September 1, 2023
CAMPAIGN LETTER
This notice applies to your vehicle. Your VIN(s) can be found on the bottom or back of this page.
Subject:
Field Repair Notice: 45-065 – 579 MLU Cummins X15 Fan Hub Hardware
EXPIRATION DATE: 10/01/2024
Dear Peterbilt Customer,
Peterbilt has determined that certain Model 579 MLU with Cummins X15 engines built from 06/17/20 through 05/02/22 have an issue with
fan hub bracket mounting hardware that is incorrect for the application and/or under-torqued. As a result, the hardware may become loose
and/or fail.
What is the issue?
Certain 579 MLU chassis equipped with Cummins X15 engines have fan hub
bracket hardware that may be incorrect for the application and/or undertorqued and could become loose and/or fail.
What action will your dealer take?
Remove the existing hardware, replace it with new, and apply the correct
amount of installation torque.
What should you do?
Contact your dealer immediately to schedule an appointment.
Please contact a Peterbilt dealership to schedule an appointment for this service. To find your Peterbilt dealer, please visit the Dealer
Locator at www.Peterbilt.com or scan the QR code. When contacting your Peterbilt dealer, refer to campaign 45-065 and the VIN(s) listed
in this letter. The work for this improvement will take approximately 1 hour of labor depending on vehicle configuration and dealer
scheduling. There will be no charge to you if completed within standard warranty or by 09/01/2024, whichever is later.
If you require further information about this campaign or experience any difficulty in making arrangements for this repair, please contact the
Peterbilt Customer Experience Department at PB.Tech.Pubs.Dept@paccar.com.
If you no longer own this vehicle, we would appreciate your advising us of the new owner. Please send all known ownership and address
changes to PBDiv.Warranty.Docs@paccar.com.
We look forward to the opportunity to deliver this product improvement as part of our effort to provide the highest levels of customer
satisfaction and service expertise. We value your business and appreciate your ongoing loyalty to Peterbilt and its dealer network. Industryleading quality, performance and reliability are hallmarks of Peterbilt products, and we thank you for making Peterbilt your truck of choice.
Sincerely,
Michelle Ponsonby
Director of Customer Experience
Peterbilt Motors Company
Le 1er septembre 2023
LETTRE DE CAMPAGNE
Cet avis concerne votre véhicule. Votre (vos) NIV(s) se trouve(nt) au bas ou au verso de la présente.
Objet : Avis de réparation sur le terrain : 45-065 – Quincaillerie de moyeu de ventilateur sur véhicules 579 MLU avec moteur
Cummins X15
DATE D’EXPIRATION : 01/10/2024
Cher client Peterbilt,
Peterbilt a déterminé que certains véhicules de modèle 579 MLU équipés de moteurs Cummins X15, construits entre le 17/06/20 et
le 02/05/22, présentent un problème de quincaillerie d’assemblage du support du moyeu de ventilateur inapproprié pour
l’application et/ou dont le couple est insuffisant. Il peut en résulter une quincaillerie qui se desserre et/ou tombe.
Quel est le problème ?
Certains châssis 579 MLU équipés de moteurs Cummins X15 ont une
quincaillerie de support de moyeu de ventilateur qui pourrait être inappropriée
pour l’application et/ou dont le couple est insuffisant et pourrait se desserrer
e//ou tomber. .
Quelle action votre concessionnaire
prendra-t-il ?
Il enlèvera la quincaillerie existante, la remplacera par une nouvelle et
appliquera le couple d’installation approprié.
Que devriez-vous faire ?
Communiquer immédiatement avec votre concessionnaire afin de prendre
rendez-vous.
Veuillez communiquer avec un concessionnaire Peterbilt afin de prendre rendez-vous pour ce service. Pour trouver votre
concessionnaire Peterbilt, veuillez consulter Dealer Locator sur www.Peterbilt.com ou balayer le code à barres. Au moment de
communiquer avec votre concessionnaire Peterbilt, vous référer à la campagne 45-065, ainsi qu’au(x) NIV(s) cité(s) à la présente.
Le travail requis pour cette amélioration nécessitera environ 1 heure de main-d’œuvre selon la configuration du véhicule et la
disponibilité du concessionnaire et sera effectué sans frais s’il est complété dans le cadre de la garantie de base ou avant le
01/09/2024, selon la date la plus éloignée.
Si vous avez besoin de plus d’information au sujet de cette campagne ou rencontrez des difficultés à prendre rendez-vous pour
cette réparation, veuillez communiquer avec le département de l’expérience client de Peterbilt au PB.Tech.Pubs.Dept@paccar.com.
Si ce véhicule ne vous appartient plus, nous apprécierions que vous nous fassiez part du nom du nouveau propriétaire. Veuillez
faire parvenir toute information relative au nouveau propriétaire et son adresse à PBDiv.Warranty.Docs@paccar.com.
Nous anticipons l’occasion qui nous est offerte de vous livrer cette amélioration de produit témoignant de l’effort que nous mettons
à offrir les plus hauts niveaux de satisfaction de la clientèle et d’expertise de service. Nous apprécions votre entreprise ainsi que
votre constante fidélité envers Peterbilt et son réseau de concessionnaires. Les produits Peterbilt se distinguent en étant leader de
l’industrie en matière de qualité, performance et fiabilité et nous vous remercions de faire d’un Peterbilt votre camion préféré.
Salutations,
Michelle Ponsonby
Directrice de l’expérience client
Peterbilt Motors Company
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TSB/Document ID: 45-065
Replacement Service Bulletin Number:
MFR Communication Date: 2023-10-06
MFR Internal Campaign ID/Software Version:
Communication Type: Service Bulletin/Repair Instructions
NHTSA Components: ENGINE AND ENGINE COOLING
MFR Component System:
MFR Component Subsystem:
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