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2020 CADILLAC CT4

4 recalls Risk Grade: B+ Most severe issue: Critical

All recalls are free to repair at your local dealership. Contact your dealer to schedule service.

Known Safety Recalls

Critical #25V148000 NHTSA Official Language
Component

POWER TRAIN:AUTOMATIC TRANSMISSION

Manufacturer
General Motors, LLC
What Happened
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.
Risk if Unfixed
Wheel lock-up while driving increases the risk of a crash.
Free Fix
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.
View full recall details → Repairs are free at any authorized dealer. Find a dealer →
Critical #20V588000 NHTSA Official Language
Component

SERVICE BRAKES

Manufacturer
General Motors LLC
What Happened
General Motors LLC (GM) is recalling certain 2020 Chevrolet Corvette and Cadillac CT4, CT5 and XT4, 2021 Chevrolet Trailblazer, and 2020-2021 Buick Encore GX vehicles. Sensor connection contamination in the electronic brake boost system may cause an interruption of communication between the sensor and the brake boost system.
Risk if Unfixed
If communication with the sensor is interrupted, the electronic brake boost assist could be lost. Extra pedal force will be required to slow and stop the vehicle, increasing the risk of a crash.
Free Fix
GM will notify owners, and dealers will replace the electronic brake boost module, free of charge. The recall began December 9, 2020. Owners may contact Chevrolet customer service at 1-800-630-2438, Cadillac customer service at 1-800-333-4223, or Buick customer service at 1-800-521-7300. GM's number for this recall is A202307260.
View full recall details → Repairs are free at any authorized dealer. Find a dealer →
High Priority #21V611000 Plain English
Component

AIR BAGS:SIDE/WINDOW:CURTAIN

Manufacturer
General Motors, LLC
What Happened
Your 2020-2022 Cadillac CT4 or CT5 may have incorrectly installed roof rail side-curtain air bags. This could lead to improper air bag deployment during a crash.
Risk if Unfixed
If your air bags don't work properly, you could be at higher risk of injury in a crash.
Free Fix
We'll inspect and reinstall your air bags, free of charge. You'll receive a letter with instructions and a contact number for Cadillac customer service.
Show original NHTSA language
Original — What Happened
General Motors, LLC. (GM) is recalling certain 2020-2022 Cadillac CT4 and CT5 vehicles. The roof rail side-curtain air bags may not have been installed correctly, which could result in an improper air bag deployment during a crash.
Original — Risk if Unfixed
Air bags that do not deploy properly can increase the risk of injury in a crash.
Original — Remedy
Dealers will inspect both left and right-side roof rail air bags and reinstall the air bags, as necessary, free of charge. Owner notification letters were mailed on August 30, 2021. Owners may contact Cadillac customer service at 1-800-458-8006. GM's number for this recall is N212342780.
View full recall details → Repairs are free at any authorized dealer. Find a dealer →
Moderate #22V903000 NHTSA Official Language
Component

EXTERIOR LIGHTING:LIGHTING CONTROL MODULE:SOFTWARE

Manufacturer
General Motors, LLC
What Happened
General Motors, LLC (GM) is recalling certain 2020-2023 Cadillac CT4 and CT5; 2021-2023 Buick Envision; and 2022-2023 Cadillac Escalade and Escalade ESV, Chevrolet Silverado 1500, Suburban, Tahoe, GMC Sierra 1500, Yukon, and Yukon XL vehicles. The daytime running lights (DRLs) may not deactivate when the headlights are on. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 108, "Lamps, Reflective Devices, and Associated Equipment."
Risk if Unfixed
DRLs that do not deactivate as intended may result in a glare, reducing visibility, and increasing the risk of a crash.
Free Fix
The body control module software will be updated by a dealer, or through an over-the-air (OTA) update, free of charge. Owner notification letters were mailed January 23, 2023. Owners may contact GMC customer service at 1-888-988-7267, Chevrolet customer service at 1-800-222-1020, or Cadillac customer service at 1-800-458-8006. GM's number for this recall is N222386380. This recall expands previous recall number 22V-827.
View full recall details → Repairs are free at any authorized dealer. Find a dealer →

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