2023 model year · NHTSA recalls, manufacturer TSBs, and owner forum reports · Updated July 2026
According to Au7o's research across NHTSA recalls, manufacturer TSBs, and owner forum reports, the 2023 Cadillac CT5 has 2 documented known issues, with 1 rated critical. The most serious is Daytime Running Lights May Stay On with Headlights (Recall 22V903). DIY maintenance guides at au7o.io.
AIR BAGS:SIDE/WINDOW:CURTAIN
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.
SERVICE BRAKES
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.
POWER TRAIN:AUTOMATIC TRANSMISSION
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.
EXTERIOR LIGHTING:LIGHTING CONTROL MODULE:SOFTWARE
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."
AIR BAGS:SRS MALFUNCTION WARNING LAMP/LIGHT
General Motors, LLC (GM) is recalling certain 2021 Buick Envision, Cadillac CT4, CT5, Escalade, Escalade ESV, Chevrolet Tahoe, Corvette, Suburban, GMC Yukon, Yukon XL vehicles. The communications gateway module incorrectly processes a loss of communication with the sensing diagnostic module (SDM), causing the air bag malfunction indicator light to inconsistently illuminate.
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According to Au7o's research across NHTSA recalls, manufacturer TSBs, and owner forum reports, the 2023 Cadillac CT5 has 2 documented issues. The most frequently reported are: Daytime Running Lights May Stay On with Headlights (Recall 22V903), LSY Cam-Carrier T-Joint Oil Leak Can Mimic Other Front-Engine Leaks (21-NA-240). Of these, 1 is rated critical and should be addressed promptly.
The 2023 Cadillac CT5 has 2 known issues compiled from NHTSA recalls, manufacturer TSBs, and owner forum reports. 1 issue is rated critical: Daytime Running Lights May Stay On with Headlights (Recall 22V903). Prospective buyers should inspect for these issues and factor potential repair costs into their purchase decision. Regular maintenance following the manufacturer's schedule helps prevent many common problems.
On certain 2020-2023 Cadillac CT5 vehicles, the daytime running lights may not deactivate when the headlights are on, creating excess glare and failing FMVSS 108. Severity: high.
GM bulletin 21-NA-240 covers 2020-2024 Cadillac CT5 models with the 2.0L LSY engine. An improper amount of cam-carrier gasket sealant can leak at the T-joint and appear to come from the front cover, lower oil pan or upper timing-chain cover. Severity: medium.
Content on this page was compiled with AI assistance using NHTSA complaints, TSBs, owner reports, and public automotive data. While we strive for accuracy, this information may contain errors. Always verify repair procedures and specifications with your vehicle's service manual or a qualified mechanic.
