CR5507 – Inoperative Turn Signals – 2021-2023 Nova Bus LFS Transit Buses

November 11, 2023 NHTSA CAMPAIGN NUMBER: 23V762000

Inoperative Turn Signals

Inoperative turn signals may not notify other drivers of a turning vehicle, increasing the risk of a crash.


NHTSA Campaign Number: 23V762

Manufacturer Nova Bus (US) Inc.


Potential Number of Units Affected 718



Nova Bus (US) Inc. (Nova Bus) is recalling certain 2021-2023 LFS transit buses equipped with a directional foot switch. The turn signals may intermittently become inoperative.



Nova Bus will inspect and repair the directional foot switch wiring, as necessary, free of charge. Owner notification letters are expected to be mailed December 20, 2023. Owners may contact Nova Bus customer service at 1-800-350-6682. Nova Bus’s number for this recall is CR5507.



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


Chronology :

May 22, 2023: Nova Bus is informed of an elevated fault frequency.

June 10, 2023: Nova Bus opens a formal investigation.

September 6, 2023: The issue was raised to the safety forum as a potential risk for evaluation.

September 14, 2023: Nova Bus opens a formal potential safety related issue investigation.

October 5, 2023: The information gathered during the investigation is reviewed and raised to decision forum.

October 19, 2023: The decision forum requested review of information provided.

November 6, 2023: Product Safety Committee determination of product defect.

November 11, 2023: Nova Bus files 573 with NHTSA that a voluntary recall will be released to address the safety-related defect.

There have been no accidents or injuries related to this defect. Warranty experience with one customer shows a failure rate of 8 percent.

There has been a total of 28 warranty claims associated with this defect.


3 Affected Products


NOVA BUS LFS 2021-2023


3 Associated Documents

Recall Acknowledgement

RCAK-23V762-1616.pdf 645.639KB



Defect Notice 573 Report

RCLRPT-23V762-5425.PDF 215.411KB



Recall 573 Report – 11/18/2023

RCLRPT-23V762-4095.PDF 215.496KB



Latest Recalls Documents

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Last update on 2023-11-13 / Affiliate links / Images from Amazon Product Advertising API

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