One problem related to engine engine control module (ecu/ecm) has been reported for the 2022 GMC Terrain. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2022 GMC Terrain based on all problems reported for the 2022 Terrain.
The contact owns a 2022 GMC Terrain. The contact stated while driving in a parking lot, and the brake pedal was depressed; however, the vehicle hesitated and stalled. The vehicle failed to immediately restart but restarted after waiting for 10 minutes. The vehicle was taken to the residence. The contact retrieved dtc: p129f while using a handheld scanner. The vehicle was not diagnosed or repaired. The manufacturer was notified of the failure. The failure mileage was approximately 76,670.
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| Engine Engine Control Module (ecu/ecm) problems |