Transport CanadaLow Risk
2020 CADILLAC CT4Transport Canada Recall #2022700
The official notice
Defect
On certain vehicles, the daytime running lamps (DRLs) may stay on when the headlamps are on. Canadian regulations require the DRLs to turn off when the headlamps are on.
Safety Risk
Daytime running lamps that stay on could cause glare for oncoming drivers and increase the risk of a crash.
Remedy
General Motors will notify owners by mail and instruct you to take your vehicle to a dealership to update the body control module (BCM) software.
85,685 vehicles affectedMfr ref: N222386380Updated June 10, 2026