Fuel Injection System Throttlebody/manifold Problems of Chevrolet Malibu

The contact owns a 2021 Chevrolet Malibu. The contact stated while driving at an undisclosed speed, the check engine warning light illuminated. Additionally, the contact stated while attempting to drive from a complete stop, the vehicle hesitated while responding. The contact stated that the failure recurred several times. The vehicle was taken to the dealer, where dtc: p1101 (throttle body failure). The contact was informed that the throttle body had failed and needed to be replaced. The part was replaced; however, the failure recurred. The vehicle was taken back to the dealer, where dtc: p1101 was retrieved, and the dealer informed the contact that the throttle body needed to be cleaned. The vehicle was serviced; however, the failure recurred less than a month later. The vehicle was not repaired. The manufacturer was notified of the failure and informed the contact that the vehicle was not covered under the manufacturer's warranty. The failure mileage was unknown.

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The contact owns a 2016 Chevrolet Malibu. The contact stated while driving on several occasions at various speeds, the check engine warning light illuminated, and the vehicle lost power. Additionally, the message “engine power reduced" was displayed. The vehicle was taken to an independent mechanic and was diagnosed and determined that the throttle body sensor needed to be replaced. The vehicle was not repaired. The manufacturer was notified of the failure. The failure mileage was 107,000.

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The contact owns a 2019 Chevrolet Malibu. The contact stated that on two occasions while driving 35 mph, the vehicle lost motive power. There were no warning lights illuminated; however, the contact determined that the failure was due to the throttle body. The vehicle was repaired. The local dealer was not contacted but had not diagnosed or repaired the vehicle. The manufacturer was contacted, and informed the contact that the VIN was not under recall. The failure mileage was approximately 96,000.

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The contact owns a 2020 Chevrolet Malibu. The contact stated that while driving approximately 65 mph, the message "transport mode" was suddenly displayed, and the vehicle decelerated and stalled. After restarting the vehicle, the failure persisted. The vehicle was taken to the local dealer who serviced the throttle body, but the vehicle was not fixed. The manufacturer was not notified of the failure. The failure mileage was 180,000.

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