Accelerator Pedal Problems of GMC Acadia

The contact owns a 2021 GMC Acadia. The contact stated while driving 50 mph, the vehicle suddenly decelerated to 35 mph. The vehicle stalled, and the "steering assistance reduced" message was displayed. The vehicle was restarted. The vehicle was taken to the local dealer the following day, where it was diagnosed that the accelerator pedal and terminal connector was bent. The dealer retrieved dtc codes: p2138, p2122. The vehicle was repaired. The manufacturer was notified of the failure. The approximate failure mileage was 27,792.

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The contact owns a 2021 GMC Acadia. The contact stated that while his wife was reversing the vehicle, the accelerator pedal was stuck to the floorboard and the vehicle crashed into the garage wall. No medical attention was received. No police report was filed. The dealer was made aware of the failure and informed the contact to tow the vehicle to their location to diagnose the failure. The vehicle was awaiting a tow truck and had not been diagnosed or repaired. The manufacturer was not made aware of the failure. The failure mileage was approximately 2,500.

The contact owns a 2020 GMC Acadia. The contact stated that while driving various speeds, the brake was applied independently. The contact mentioned that the brake was operating when there was nothing in front of the vehicle. The vehicle was taken to a dealer where the cause of the failure was undetermined. The failure recurred several times. The vehicle was not repaired. In addition, the accelerator pedal was depressed, and the vehicle started slowing inadvertently. The contact stated that the vehicle locked and needed to be in park to operate however, once the accelerator pedal was depressed the failure recurred. The vehicle was towed to an independent mechanic. The mechanic experienced the failure with the vehicle. The vehicle was towed to the dealer however, a diagnostic test was not performed. The manufacturer was notified of the failure and provided a case number. The approximate failure mileage was 16,000. The VIN was not provided.

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The contact owns a 2013 GMC Acadia. While driving approximately 5 mph, the accelerator pedal was depressed and the front tires spun without the vehicle moving. The engine stability and traction lights illuminated. In addition, the contact noticed smoke emitting from the engine. The failure recurred on numerous occasions. The vehicle was taken to a dealer. The technician was unable to diagnose or repair the vehicle. The manufacturer was made aware of the failure. The approximate failure mileage was 1,800.

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