NHTSA Campaign 24V839000

POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE:SOFTWARE

Issued by General Motors, LLC · Reported Nov 7, 2024 · 77,824 vehicles affected

What's wrong

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.

Consequence

Rear wheel lock-up or moving in an unintended direction can increase the risk of a crash.

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.

Vehicles affected by this recall

Make Model Year Units
CHEVROLET EXPRESS 2022 77,824
CHEVROLET EXPRESS 2023 77,824
GMC SAVANA 2022 77,824
GMC SAVANA 2023 77,824

Source: NHTSA Campaign 24V839000 on nhtsa.gov. To check the current repair status for a specific vehicle, use our free VIN decoder.