GMC Canyon power steering service message due to harness pin issue, warning reappeared after repair on GMC Canyon

Some GMC Canyon owners report experiencing power steering service messages, often linked to a harness pin issue within the steering gear assembly. This problem can lead to a loss of power steering, which poses a significant safety risk while driving. Common messages reported include "Service Power Steering" or "Service ESC," along with warnings related to trailer brakes. Additionally, some owners find that the warning may reappear even after repairs, indicating a persistent underlying electrical connection issue. While some have attempted temporary DIY solutions like restarting the vehicle or wiggling the steering wheel, it is crucial to address this issue promptly to ensure safe vehicle operation and prevent potential accidents on the road.