2020–2021 Cadillac CT4, 2020–2021 Cadillac CT5, 2019–2020 Cadillac CT6 and 1 other model Recall: Transmission may become damaged internally and cause the wheels to lock-up
NHTSA campaign 25V148000 · Power Train · filed Mar 6, 2025 · verified Jul 30, 2026
The defect
General Motors LLC (GM) is recalling certain 2019-2020 Cadillac CT6, 2020-2021 CT4, CT5, and 2020-2022 Chevrolet Camaro vehicles equipped with a 10-speed transmission. The transmission may become damaged internally and cause the wheels to lock-up.
The risk
Wheel lock-up while driving increases the risk of a crash.
Check whether your specific vehicle is affected
Recall campaigns often cover only certain VIN ranges. Enter your VIN on the official NHTSA site to confirm whether your vehicle is included and whether the repair is still open.
Check VIN on NHTSA →The fix — what to do
Dealers will install transmission control module monitoring software, free of charge. Owner notification letters were mailed April 7, 2025. Owners may contact Cadillac customer service at 1-800-333-4223 or Chevrolet customer service at 1-800-222-1020. GM's number for this recall is N242480630.
Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 888-327-4236 (TTY 888-275-9171) or go to nhtsa.gov.
Affected vehicles
Related recalls
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Other campaigns involving Cadillac vehicles
Source: NHTSA recall database, campaign 25V148000 (manufacturer number N242480630). Data last verified Jul 30, 2026.