22526 Fuel Vapor Line Without Heat Shielding Installed – 2023 IC Bus CE

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November 23, 2022 NHTSA CAMPAIGN NUMBER: 22V872000

Fuel Vapor Line Without Heat Shielding Installed

Heat exposure may cause the line to leak, increasing the risk of a fire.

 

NHTSA Campaign Number: 22V872

Manufacturer Navistar, Inc.

Components FUEL SYSTEM, GASOLINE

Potential Number of Units Affected 196

 

Summary

Navistar, Inc. (Navistar) is recalling certain 2023 IC CE vehicles. The fuel vapor line without the heat shield tubing may have been installed, exposing the line to heat from the exhaust system.

 

Remedy

Dealers will replace the fuel vapor line with heat shield tubing, free of charge. Owner notification letters are expected to be mailed January 20, 2023. Owners may contact Navistar’s customer service at 1-800-448-7825. Navistar’s number for this recall is 22526.

 

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.

 


DEFECT DESCRIPTION

A fuel vapor line may have been built without the heat shield installed. Exposure to exhaust system temperatures in certain areas over time can cause the line to break down and possibly leak. A fuel vapor line that breaks down and leaks can increase the risk of a vehicle fire resulting in property damage.

 

MODELS INVOLVED

This safety recall involves certain 2023 IC Buse CE Series school bus models built 06/21/2022 thru 09/08/2022 with feature code 12DLP (ENGINE, GASOLINE).

 

PARTS INFORMATION

Part Number Part Description Quantity
306132C1 STRAP, CABLE LOCK 14 in (355 mm) As Needed

 

SERVICE PROCEDURE

1. Park vehicle on flat surface.

2. Shift transmission to Park or Neutral and set parking brake.

3. Turn ignition to Key OFF position.

4. Install wheel chocks.

NOTE: There will be more cable straps on the vehicle you are working on than what are shown in Figure 1, Item 1.

5. Remove cable straps (Figure 1, Item 1) that route and secure fuel hoses.

6. Wrap fuel line heat shield around fuel vapor hose (Figure 1, Item 2).

7. Secure shield and hoses in place with new cable straps.

8. Remove wheel chocks.

 


Chronology :

  • 09/16/2022 – Navistar Supplier Quality send communication to Compliance describing the issue with the fuel vapor line.
  • 09/21/2022 – Navistar quarantines gas powered buses at the assembly plant.
  • 10/04/2022 – Navistar Supplier Quality, Compliance, and Aftersales meet and initiates investigation to the impact to IC gas powered buses.
  • 10/10/2022 – Navistar Engineering initiates investigation to determine long term affects of continued heat exposure to non-shielded fuel vapor hose.
  • 11/14/2022 – Navistar Engineering concludes analysis and shares data with Compliance.
  • 11/16/2022 – Navistar finalizes the suspect population.
  • 11/18/2022 – Navistar declares a Safety Recall. As of this time, no warranty claims or field failures for this defect have occurred.
  • 12/14/2022 – Navistar Compliance documents the field inspections found all rear wheel hub nuts were properly installed or have been repaired.
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1 Affected Product

Vehicle

MAKE MODEL YEAR
IC BUS CE 2023

 


6 Associated Documents

Recall Acknowledgement

RCAK-22V872-1876.pdf 645.748KB

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Defect Notice 573 Report

RCLRPT-22V872-5470.PDF 213.868KB

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Recall 573 Report – December 19, 2022

RCLRPT-22V872-9644.PDF 213.873KB

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Recall 573 Report – December 19, 2022

RCLRPT-22V872-2890.PDF 213.994KB

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Remedy Instructions and TSB

RCRIT-22V872-1442.pdf 180.258KB

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ISSUED Owner Notification Letter(Part 577)

RCONL-22V872-2070.pdf 39.957KB

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Latest Recalls Documents

https://www-odi.nhtsa.dot.gov/acms/cs/documentList.xhtml?docId=22V872&docType=RCL

 


 

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Last update on 2024-06-22 / Affiliate links / Images from Amazon Product Advertising API

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