Visibility
Chevrolet technical service bulletin PIT5720A for 2019-2021 Chevrolet Blazer, 2017-2021 GMC Acadia and 2018-2020 Chevrolet Traverse and others.
- Bulletin number
- PIT5720A
- Component
- Visibility
- Summary
- This Preliminary information communicates that a customer may come to the dealer with a complaint of a hum, drone or pulsing type noise at times. On investigation the dealer may discover that this concern only occurs when the customer is driving with one or both rear windows down or one front window down. The dealer is instructed to advise the customer that if this is occurring with rear windows down to open a front window or the sunroof (if equipped) or if it is occurring with a front window down to open the other front window or the sunroof (if equipped) to alleviate this concern.
Owners of these vehicles have filed 45 complaints in the visibility category.
Vehicles covered
- Chevrolet Blazer 2019-2021 201920202021
- GMC Acadia 2017-2021 20172018201920202021
- Chevrolet Traverse 2018-2020 201820192020
- Buick Enclave 2018-2021 2018201920202021
- Cadillac XT5 2017-2021 20172018201920202021
- Cadillac XT6 2020-2021 20202021
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