Safety recallImmediate safety action

2021 Cadillac CT5 · Transmission & driveline

Internal transmission damage may cause wheel lockup

NHTSA campaign 25V148000 lists the 2021 Cadillac CT5 for a condition in which internal transmission damage may cause wheel lockup.

Vehicles covered
2021
Evidence level
Official NHTSA safety recall
Information reviewed
August 2, 2026
Jurisdiction
United States

What the reviewed source says

Start with the documented condition, not a parts guess.

NHTSA lists the 2021 Cadillac CT5 in safety campaign 25V148000. The official record says: The transmission may become damaged internally and cause the wheels to lock-up. The stated safety consequence is: Wheel lock-up while driving increases the risk of a crash. A make, model and year match does not confirm that a specific VIN is included or that the repair remains open.

Words owners may use

Does this match the moment?

“Cadillac CT5 transmission wheel lockup”“2021 CT5 internal transmission damage”“CT5 wheels lock while driving”“CT5 power train and automatic transmission recall”“NHTSA campaign 25V148000”

Symptoms in the pattern

  • The transmission may become damaged internally
  • One or more wheels may lock while driving

Vehicles and scope

  • 2021 Cadillac CT5
  • Vehicles included in NHTSA campaign 25V148000
  • VIN confirmation is required

Manufacturer position

What the official procedure directs

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.

Mileage context

Campaign 25V148000 is based on the recalled vehicle population and VIN, not a published mileage threshold. Mileage alone cannot confirm or exclude it.

Original evidence

Open the documents behind this page.

Repair paths and safe checks

Separate the diagnosis from the action.

Official repair pathAuthorized dealer or manufacturer service center · VIN check and recall service

Complete recall 25V148000

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.

Boundary

A year and model match does not confirm VIN eligibility. Do not substitute an owner repair for an open safety recall.

What owners reported

Did this repair fix the same symptom on your car?

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Safe owner checkBasic documentation · 10 minutes

Check the VIN and record what happened

Check the 17-character VIN with NHTSA or Cadillac. Save campaign 25V148000, any warning messages and a short description of when the symptom occurred for the service appointment.

Boundary

Do not recreate a dangerous symptom for a photo or video.

What owners reported

Did this repair fix the same symptom on your car?

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