Engine Crank/camshaft Position Sensor Problems of GMC Sierra 1500

The contact owns a 2021 GMC Sierra 1500. The contact stated that occasionally while attempting to start the vehicle, the engine hesitated to turn over. The contact stated that the failure progressed, and the vehicle no longer started as needed. The check engine warning light was illuminated. The contact stated that two local dealers were contacted; however, the contact was advised that to diagnose or repair the vehicle, might take several months. The vehicle was towed to a local independent mechanic, where it was diagnosed with camshaft sensor failure. The vehicle was not repaired. The manufacturer was not made aware of the failure. The failure mileage was approximately 83,000.

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The contact owns a 2022 GMC Sierra 1500. The contact stated while driving 60 mph, the vehicle stalled. There was no warning light illuminated. The contact was able to pull to the side of the road. The vehicle failed to restart and was towed to an independent mechanic, where it was diagnosed with crankshaft sensor failure. The mechanic referred the contact to the dealer for the repair. The contact stated that the vehicle was able to restart; however, the failure recurred while driving to the dealer. The contact was able to pull to the side of the road. The vehicle was towed to the dealer, where it was diagnosed with crankshaft sensor failure. The vehicle was repaired. The contact stated that upon picking up the vehicle from the dealer, while driving 80 mph, the failure recurred. The contact was able to pull to the side of the road. The vehicle was towed to the dealer to be diagnosed. The vehicle was not yet repaired. The manufacturer was notified of the failure, but no assistance was provided. The failure mileage was approximately 39,400.

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