RecallRepo

2020 Cadillac Ct4 Recalls

Recalls on record Updated July 2026

The 2020 Cadillac Ct4 has 4 NHTSA recall campaigns affecting an estimated 868,023 vehicles. Recall repairs are always free at any authorized dealer. Owners have filed 7 complaints with NHTSA, most often about the engine. Last updated July 5, 2026.

Recall campaigns

POWER TRAIN 25V148000 2025-03-06 90,081 affected
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.

Consequence

Wheel lock-up while driving increases the risk of a crash.

Remedy

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.

EXTERIOR LIGHTING 22V903000 2022-12-08 740,108 affected
Defect

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…

Consequence

DRLs that do not deactivate as intended may result in a glare, reducing visibility, and increasing the risk of a crash.

Remedy

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…

AIR BAGS 21V611000 2021-08-05 34,157 affected
Defect

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.

Consequence

Air bags that do not deploy properly can increase the risk of injury in a crash.

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.

SERVICE BRAKES 20V588000 2020-09-24 3,677 affected
Defect

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…

Consequence

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.

Remedy

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…

Complaints by component

ENGINE
2
AIR BAGS
1
FUEL/PROPULSION SYSTEM
1
POWER TRAIN
1
SERVICE BRAKES
1
UNKNOWN OR OTHER
1
Total complaints7

What owners report

Verbatim reports filed with NHTSA, lightly edited for readability and with personal information removed.

“The electronic brake control module, break retainer, brake master cylinder and brake valve all failed. I was driving to lunch and coming down a hill when multiple warning lights turned on as I pressed the brakes. I had almost no braking power as I approached a stop sign that lets you enter a…”

SERVICE BRAKES · reported 2026-06-17

“The vehicle shudders and loses power when accelerating fast. My wife almost got hit when she pulled out in traffic the car stalled out. It is due to the cylinder deactivation (afm).”

ENGINE · reported 2026-01-06

“The vehicle shudders and loses power when accelerating fast. My wife almost got hit when she pulled out in traffic the car stalled out. It is due to the cylinder deactivation (afm).”

POWER TRAIN · reported 2026-01-06

“The vehicle shudders and loses power when accelerating fast. My wife almost got hit when she pulled out in traffic the car stalled out. It is due to the cylinder deactivation (afm).”

FUEL/PROPULSION SYSTEM · reported 2026-01-06

“Right rear brake light is out. There is a lot of moisture in the tail light causing the lights to corrode and go out”

UNKNOWN OR OTHER · reported 2025-05-12

“The contact owns a 2020 cadillac ct4. The contact stated while driving 70 mph, on several occasions, the vehicle failed to accelerate, hesitated, and then stalled. The vehicle was towed on three occasions to the local dealer, who was unable to determine the cause of the failure. There were no dtc…”

ENGINE · reported 2024-06-03

“The contact owns a 2014 cadillac ct4. The contact stated that the "service safety restraint system" message was displayed on the instrument panel while driving. The vehicle was taken to the dealer who diagnosed that the air bags needed to be replaced. The vehicle was not repaired due to the parts…”

AIR BAGS · reported 2021-05-15

Defect investigations

Investigation PE21010 Opened 2021-04-09 · closed 2023-08-24

Air Bag Malfunction

On April 9, 2021, the Office of Defects Investigations (ODI) opened PE21-010 to investigate instances of air bag malfunction indicator light (MIL) illumination and potential for frontal air bag non-deployment in several vehicles manufactured by General Motors (GM). The vehicles included model year (MY) 2020 through…

Investigation PE21010 Opened 2021-04-09 · closed 2023-08-24

Air Bag Malfunction

On April 9, 2021, the Office of Defects Investigations (ODI) opened PE21-010 to investigate instances of air bag malfunction indicator light (MIL) illumination and potential for frontal air bag non-deployment in several vehicles manufactured by General Motors (GM). The vehicles included model year (MY) 2020 through…

Investigation PE21010 Opened 2021-04-09 · closed 2023-08-24

Air Bag Malfunction

On April 9, 2021, the Office of Defects Investigations (ODI) opened PE21-010 to investigate instances of air bag malfunction indicator light (MIL) illumination and potential for frontal air bag non-deployment in several vehicles manufactured by General Motors (GM). The vehicles included model year (MY) 2020 through…

Investigation PE21010 Opened 2021-04-09 · closed 2023-08-24

Air Bag Malfunction

On April 9, 2021, the Office of Defects Investigations (ODI) opened PE21-010 to investigate instances of air bag malfunction indicator light (MIL) illumination and potential for frontal air bag non-deployment in several vehicles manufactured by General Motors (GM). The vehicles included model year (MY) 2020 through…

Sources & methodology

Recall, complaint, and investigation records from official NHTSA datasets (FLAT_RCL, FLAT_CMPL, FLAT_INV), synced weekly. Counts reflect NHTSA records for the 2020 Cadillac Ct4 as of July 5, 2026. Complaint narratives are consumer-submitted and unverified. This page contains ads and affiliate links. Full methodology.