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September 12, 2023 NHTSA CAMPAIGN NUMBER: 23V631000
Delay in Park Brake Engagement/FMVSS 121
Unintentional vehicle movement can increase the risk of a crash or injury.
NHTSA Campaign Number: 23V631
Manufacturer Spartan Fire, LLC
Components PARKING BRAKE
Potential Number of Units Affected 659
Summary
Spartan Fire, LLC (Spartan Fire) is recalling certain 2021-2024 Gladiator, Metro Star, 2022-2024 FC-94, 2022-2023 KME Panther, and 2023 KME Predator emergency vehicles. A defect in the inversion valve may delay park brake engagement, which could allow the vehicle to move unintentionally. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 121, “Air Brake Systems.”
Remedy
Dealers will replace the inversion valve, free of charge. Owner notification letters are expected to be mailed October 30, 2023. Owners may contact Spartan Fire customer service at 1-800-867-6478. Spartan Fire’s number for this recall is 23017.
Notes
Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to www.nhtsa.gov.
August 12, 2022 – January 18, 2023 – Internal production intermittent, non-repeatable issues being investigated.
January 19, 2023 – Spartan received notice from Final Stage Manufacturer of repeatable potential delay when engaging the park brake.
January 23-26, 2023 – Truck on campus identified, Engineering and Quality participated in testing due to new information on how to replicate issue. Emails sent to Wabco looking for insight on issue.
January 26, 2023 – Implemented quality alert and new inspection process for production based on new information from Final Stage Manufacturer.
January 27, 2023 – Completed warranty review and no issues found at end user.
February 2, 2023 – PSR opened and problem solving team identified.
February 3, 2023 – PSR team had kick-off meeting.
February 13 – 28, 2023 – Spartan Engineering instrumented trucks and collected data. Wabco Engineering asked to setup meeting to review Spartan Engineering test data. Spartan Engineering requested onsite visit with Wabco Engineering.
March 1, 2023 – Had meeting with Wabco to review findings from Spartan Engineering testing.
March 2, 2023 – Wabco Engineering came onsite to review the instrumented truck, data and road test vehicle. Took valve from production that showed no visible grease and 3 valves found with issue at Final Stage Manufacturer to review.
March 9, 2023 – Setup follow-up meeting with Wabco Engineering on returned valves.
March 15, 2023 – Met with Wabco to review current test data and sending back parts. Wabco Quality agreed to review returned parts and start a weekly meeting with Spartan and Haldex (Wabco Supplier).
March 16 – 29, 2023 – Returned parts to Wabco and Wabco Quality began root cause testing.
January – April 5, 2023 – Spartan Engineering continued to instrument vehicles and test to help determine root cause and test repeatability.
Beginning of March – End of May 2023 – Spartan returned multiple parts to Wabco Quality for various types of inspection and testing.
Beginning of March – August 2023 – Various types of inspection and testing on returned parts by Wabco Quality and Haldex Quality / Engineering; which included BOB/WOWs, X-Rays, System test board, component part inspection, amount of grease, dimensional analysis, etc.
April 17, 2023 – Wabco Quality and Haldex were able to replicate sticking in the inversion valve. Planned to complete more testing.
May 2, 2023 – PSR team completed Fishbone of all potential causes and sent to Supplier for review.
May 11, 2023 – Haldex end of line tester updated to test for release time. Wabco will ensure all parts are identified with green dot on data tag for certification.
June 7, 2023 – Spartan received certified parts from Wabco and started installing them into production.
June 15, 2023 – Spartan completed 2nd warranty review and no issues found at end user.
August 24, 2023 – Supplier reviewed X-ray results with Wabco and Spartan teams. Spartan PSR team updated PSR and risk assessment. Team reviewed the current information and the issue presented as an infantile issue.
August 31, 2023 – Reviewed warranty one last time and found recent claims found at the end user. PSR team updated risk assessment.
September 5, 2023 – Spartan escalated the issue to REV Group Management.
September 6, 2023 – Stop ship issued.
September 7, 2023 – REV’s senior leadership approved a voluntary recall for this issue.
14 Affected Products
Vehicles
MAKE | MODEL | YEAR |
KME | PANTHER | 2022-2023 |
KME | PREDATOR | 2023 |
SPARTAN FIRE | FC-94 | 2022-2024 |
SPARTAN FIRE | GLADIATOR | 2021-2024 |
SPARTAN FIRE | METROSTAR | 2021-2024 |
3 Associated Documents
Recall Acknowledgement
RCAK-23V631-7219.pdf 689.172KB
Chronology
RMISC-23V631-5539.pdf 234.601KB
Noncompliance Notice 573 Report
RCLRPT-23V631-7684.PDF 214.259KB
Latest Recalls Documents
For the Latest and Most Recent Recalls Information Visit the link below…
https://www-odi.nhtsa.dot.gov/acms/cs/documentList.xhtml?docId=23V631&docType=RCL
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Last update on 2024-04-11 / Affiliate links / Images from Amazon Product Advertising API
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OMB Control No.: 2127-0004 Part 573 Safety Recall Report 23V-631 The information contained in this report was submitted pursuant to 49 CFR §573 Manufacturer Name : Spartan Fire, LLC Submission Date : SEP 12, 2023 NHTSA Recall No. : 23V-631 Manufacturer Recall No. : 23017 Manufacturer Information : Manufacturer Name : Spartan Fire, LLC Address : 1541 Reynolds Road Charlotte MI 48813 Company phone : 517-588-4700 Population : Number of potentially involved : 659 Estimated percentage with defect : 4 % Vehicle Information : Vehicle 1 : 2021-2024 Spartan Fire Gladiator, Metro Star, FC-94, KME Panther, and KME Predator Vehicle Type : BUSES, MEDIUM & HEAVY VEHICLES Body Style : OTHER Power Train : DIESEL Descriptive Information : The basis for this recall population are emergency response cab chassis equipped with a Wabco inversion valve. Quantity 1 – Gladiator 2021 model year truck affected. Quantity 1 – Metro Star 2021 model year truck affected. Quantity 79 – Gladiator 2022 model year trucks affected. Quantity 120 – Metro Star 2022 model year trucks affected. Quantity 47 – FC-94 2022 model year trucks affected. Quantity 3 – KME Panther 2022 model year trucks affected. Quantity 75 – Gladiator 2023 model year trucks affected. Quantity 150 – Metro Star 2023 model year trucks affected. Quantity 113 – FC-94 2023 model year trucks affected. Quantity 7 – KME Panther 2023 model year trucks affected. Quantity 2 – KME Predator 2023 model year trucks affected. Quantity 1 – Gladiator 2024 model year truck affected. Quantity 40 – Metro Star 2024 model year trucks affected. Quantity 20 – FC-94 2024 model year trucks affected. Production Dates : JUN 01, 2022 – JUN 14, 2023 VIN Range 1 : Begin : NR End : NR Not sequential Part 573 Safety Recall Report 23V-631 Page 2 The information contained in this report was submitted pursuant to 49 CFR §573 Description of Noncompliance : Description of the Noncompliance : A defect in the inversion valve may cause the park brake engagement to be intermittently delayed. As such, these vehicles may fail to comply with the requirements of Federal Motor Vehicle Safety Standard (FMVSS) number 121, “Air Brake Systems”. FMVSS 1 : 121 – Air brake systems FMVSS 2 : NR Description of the Safety Risk : If this condition exists, the park brake may not be applied within 3 seconds, resulting in inadvertent vehicle movement and possible injury. Description of the Cause : The inversion valve was determined to be out of specification, but confirmation of root cause is still under investigation. Identification of Any Warning that can Occur : The issue would be detectable by not hearing the audible set. Involved Components : Component Name 1 : Inversion Valve Component Description : NR Component Part Number : Spartan PN: 1617-MM5 / Wabco PN: 9718990020 Supplier Identification : Component Manufacturer Name : Wabco / ZF Group Address : 12001 Tech Center Drive Livonia Michigan 48150 Country : United States Chronology : August 12, 2022 – January 18, 2023 – Internal production intermittent, non-repeatable issues being investigated. January 19, 2023 – Spartan received notice from Final Stage Manufacturer of repeatable potential delay when engaging the park brake. January 23 – August 31, 2023 – Spartan worked with Wabco to investigate the issue, created a PSR team, quality alert, as well as conducted a risk assessment. Wabco and their supplier completed various types of inspections and testing on returned parts. (Chronology details will be provided in a separate document). Part 573 Safety Recall Report 23V-631 Page 3 The information contained in this report was submitted pursuant to 49 CFR §573 August 31, 2023 – Reviewed warranty one last time and found recent claims found at the end user. Therefore, the PSR team conducted another risk assessment. September 5, 2023 – Spartan escalated the issue to REV Group Management. September 6, 2023 – Stop ship issued. September 7, 2023 – REV’s senior leadership approved a voluntary recall for this issue. Description of Remedy : Description of Remedy Program : The affected vehicles will have the inversion valve replaced with a certified inversion valve. The vehicles that have been remedied would have been covered through the normal warranty process. How Remedy Component Differs from Recalled Component : The certified valve that will replace the recalled component went through the supplier’s inspection process to identify the part defect. The certified valve would have a green mark on the data tag. Identify How/When Recall Condition was Corrected in Production : The supplier implemented a test to identify defects, the test is validated with a red rabbit part (known to be out of spec part). The supplier certified parts were implemented into Spartan production as of June 7, 2023. Ongoing root cause effort and making corrective action changes as necessary at the supplier. Recall Schedule : Description of Recall Schedule : Spartan to begin Dealer and Final Stage Manufacturer notifications by week of October 23,2023 and owner notifications the week of October 30, 2023. Planned Dealer Notification Date : OCT 23, 2023 – OCT 27, 2023 Planned Owner Notification Date : OCT 30, 2023 – NOV 03, 2023 * NR – Not Reported
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