Defroster/defogger/hvac System Problems of GMC Sierra

The contact owns a 2016 GMC Sierra denali. The contact stated while driving 10 mph, the rear windshield exploded without impact. The contact stated that the rear fogger had activated independently. There were no injuries sustained. There was water located in the third taillight. The contact noticed there was mold and mildew in the taillight. The contact was seeking assistance from the insurance company. The contact called the local dealer, and was informed that there were no recalls on the VIN related to the failure. The vehicle was not diagnosed or repaired. The manufacturer was not contacted. The failure mileage was approximately 120,000.

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The contact owns a 2017 GMC Sierra. The contact stated that while his wife was driving at an undisclosed speed with the defroster activated, a smoke odor was detected inside the vehicle. The contact's wife checked the rearview mirror and saw flames coming from the rear windshield. The contact's wife pulled over and heard a loud explosion from the rear windshield shattering before turning off the vehicle. The flames from the rear windshield extinguished on their own after the vehicle was turned off. There were no injuries sustained. The vehicle was restarted, and the contact's wife deactivated the defroster before driving to work. The vehicle was taken to the dealer, where it was determined that the rear windshield needed to be replaced. The vehicle was not repaired. The manufacturer was made aware of the failure but informed the contact that there was no recall associated with the VIN. The failure mileage was approximately 97,000.

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The contact owns a 2015 GMC Sierra. The contact stated that when doing the initial start the rear of the vehicle began smoking and caught on fire. The contact turned off the vehicle and the fire settled however shortly after the rear window fractured. There no injuries and no medical attention needed. There was no fire report. The contact had taken the vehicle to the dealer who stated that the window needed to be replaced and there was a canadian recall (manufacturer number n192220470 ) for the rear windows defrost failing. The vehicle had not been repaired. The manufacturer was not made aware of the failure. The approximate failure mileage was 152,000.

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