General Motors recalls 2020 Cadillac CT4s with 10-speed transmission for potential wheel lock-up during driving, increasing crash risk. Owners must contact dealers for free software update.
Wheel lock-up while driving increases the risk of a crash.
General Motors is recalling 2020 Cadillac CT4 vehicles with a 10-speed transmission because the transmission may become damaged and cause wheels to lock up while driving. This could lead to a crash if the vehicle is not properly controlled.
The transmission may become damaged internally, causing wheels to lock up while driving. This can lead to loss of vehicle control and potentially a crash if the driver cannot react quickly.
Owners of 2020 Cadillac CT4 vehicles with a 10-speed transmission are affected. Drivers of these vehicles are most at risk if the transmission fails while moving.
Check if your 2020 Cadillac CT4 has a 10-speed transmission. The recall covers vehicles sold between 2020 and 2021.
Dealers will install a free software update to the transmission control module to prevent wheel lock-up.
Owner notification letters were mailed April 7, 2025, so you should have received one if affected.
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.
The transmission may become damaged internally, causing wheels to lock up while driving, which increases crash risk.
Your 2020 Cadillac CT4 with a 10-speed transmission is affected. The recall covers vehicles sold between 2020 and 2021.
Dealers will install a free software update to the transmission control module. Contact Cadillac or Chevrolet customer service for assistance.
We’ve drafted a message you can send Cadillac to request your refund or repair — edit it as you like.
Subject: Recall 25V148000 — Cadillac Cadillac Hello, I own a Cadillac that is covered by recall 25V148000 from Cadillac. The official recall notice states: 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. I’m writing to arrange the remedy described in the recall (a refund, repair, or replacement as applicable). Could you please tell me the next steps to resolve this? Thank you.
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The facts (hazard, remedy, dates, manufacturer) are pulled from the official NHTSA recall record. The plain-language summary and step-by-step checklist are written by GovInfoNow to make the official notice easier to act on — they don’t replace it.
