The Recall Desk
HighNHTSA·25V148000·Announced 2025-03-06

Cadillac CT5 and related vehicles transmission lock-up recall

General Motors is recalling certain 2019–2022 Cadillac and Chevrolet vehicles with 10-speed transmissions due to internal transmission damage that may cause wheel lock-up while driving.

What this means for you

Real risk of harm even if no illness or injury has been reported yet. Stop using the product and follow the agency's guidance.

Our severity reasoning: The defect creates a significant risk of harm—wheel lock-up while driving substantially increases crash risk. The source text does not report any deaths, injuries, or crashes, so this is a high-risk condition without reported adverse outcomes, placing it at score 3 per the rubric.

Plain-English summary

General Motors LLC is recalling certain 2019–2020 Cadillac CT6, 2020–2021 Cadillac CT4 and CT5, and 2020–2022 Chevrolet Camaro vehicles equipped with a 10-speed transmission. The transmission may become damaged internally.

The internal transmission damage can cause the wheels to lock up while the vehicle is being driven. Wheel lock-up while driving increases the risk of a crash.

Dealers will install transmission control module monitoring software at no cost to owners. Owner notification letters were mailed on April 7, 2025. Owners may contact Cadillac customer service at 1-800-333-4223, Chevrolet customer service at 1-800-222-1020, or the National Highway Traffic Safety Administration Vehicle Safety Hotline at 888-327-4236 (TTY 888-275-9171). Additional information is available at nhtsa.gov. GM's reference number for this recall is N242480630.

The recalled product

Product
2020 CADILLAC CT5
Brand
CADILLAC
Manufacturer
General Motors, LLC
Category
Vehicle — Automatic Transmission
Hazard
  • wheel-lock-up
  • transmission-failure
  • crash-risk
Affected units
90,081

Is your product affected?

Check your packaging against the codes below. If any of them match, the product is part of this recall.

Model numbers (4)

  • CT5
  • CT6
  • CAMARO
  • CT4

Distribution

Distributed nationwide across the United States.

Related recalls

Same brand · CADILLAC

Same category