Defroster/defogger/hvac System Problems of Chevrolet Silverado 1500

The contact owns a 2014 Chevrolet Silverado 1500. The contact stated when the vehicle was started, the defroster was activated; however, the defroster failed to function as intended. The contact became aware that there was smoke inside the vehicle before hearing a loud sound and the rear glass then fractured. In addition, the contact's minor grandson was seated in the rear seat of the vehicle. The vehicle was taken to the dealer; however, the cause of the failure was not determined. The vehicle was not diagnosed or repaired by an independent mechanic or the dealer. The contact was informed of an unknown recall however, the VIN was not included in the recall. The manufacturer was made aware of the failure but provided no assistance. The contact was advised to contact the NHTSA hotline to report the failure. The failure mileage was approximately 108,000.

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The contact owns a 2017 Chevrolet Silverado 1500. The contact stated that while driving approximately 30 mph, there was smoke coming from the rear middle cabin sliding window. After stopping to inspect the failure, the contact witnessed an amber burning in the middle rear sliding window rail. The contact used water to extinguish the burning amber and moments later the rear driver's side cabin window suddenly exploded. During the failure, there were no flames. The contact stated that no injury was reported. The vehicle was taken to the local dealer who referred the contact to an auto glass repair shop and the window was replaced. The cause of the failure was not yet determined. The manufacturer was notified of the failure, but no assistance was offered. The failure mileage was approximately 104,000.

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The contact owns a 2020 Chevrolet Silverado 1500. The contact stated that while activating the rear window defroster, there was a crackling and sizzling electrical sound coming from the lower section of the windshield were the electrical components were located. The cause of the failure was not yet determined. The manufacturer and local dealer were contacted but no assistance was offered. The failure mileage was 49,000.

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The contact owns a 2014 Chevrolet Silverado 1500. The contact stated that after starting the vehicle and activating the rear defroster, he observed smoke coming from the rear defroster and filling the interior of the vehicle with smoke. After a visual inspection, the contact stated that the rear defroster appeared to be hot, after which the rear window shattered. No warning lights were illuminated. The vehicle was taken to the dealer, who determined that the rear defroster had experienced an electrical short, resulting in a thermal event. The vehicle was not repaired. After investigating the failure, the contact related the failure to customer satisfaction program: n192265660. The manufacturer was not notified of the failure. The failure mileage was 138,000.

The contact owns a 2014 Chevrolet Silverado 1500. The contact stated while the vehicle was parked, the contact started the vehicle with the key fob. The contact stated there was an electrical burning wiring odor, before the rear window shattered. The dealer was contacted and stated that the vehicle was previously repaired under an unknown recall. No additional assistance was provided. The manufacturer was contacted and referred the contact to the dealer for assistance. The failure mileage was 41,000.