Chevrolet Express recall: Power Train:automatic Transmission:control Module:software
Official safety recall 24V839000 published by NHTSA.
High risk
Contact an authorised dealer of the maker. Recall repairs are free of charge.
Affected vehicles
| Vehicle | Model year | Market |
|---|---|---|
| GMC Savana | 2022 | United States |
| GMC Savana | 2023 | United States |
| Chevrolet Express | 2022 | United States |
| Chevrolet Express | 2023 | United States |
The problem
General Motors, LLC (GM) is recalling certain 2022-2023 Chevrolet Express and GMC Savana vehicles. Incorrect software in the transmission control module (TCM) may result in harsh shifting, reduced power, unintended deceleration, rear wheel lockup, or cause the vehicle to move in an unintended direction.
Rear wheel lock-up or moving in an unintended direction can increase the risk of a crash.
The official remedy
Dealers will update the transmission control module software calibration, free of charge. Owner notification letters were mailed December 9, 2024. Owners may contact GM customer service at 1-888-988-7267, Chevrolet customer service at 1-800-222-1020 or GMC customer service at 1-800-462-8782. GM's number for this recall is N242471620.