Transport CanadaHigh Risk
2021 GMC YUKONTransport Canada Recall #2021380
The official notice
Defect
On certain vehicles, a software problem could cause a loss of power steering assist at vehicle start up or while driving.
Safety Risk
A loss of power steering assist may result in a sudden increase in steering effort, especially at low vehicle speeds. This could increase the risk of a crash.
Remedy
General Motors will notify owners by mail and send a wireless over-the-air software update to eligible vehicles. Alternatively, you may schedule an appointment to have the update performed at a GM dealer. Certain vehicle owners will need to schedule an appointment to have a hardware replacement performed at a GM dealer.
537 vehicles affectedMfr ref: N212333900 / N212333901Updated June 10, 2026