This service bulletin provides a procedure to correct a customer concern of Engine Noise and/or Belt...
Chevrolet technical service bulletin 21NA030 for 2019-2021 Chevrolet Blazer, 2017-2019 GMC Acadia and 2017-2021 Chevrolet Colorado and others.
- Bulletin number
- 21NA030
- Component
- Back over prevention
- Summary
- This service bulletin provides a procedure to correct a customer concern of Engine Noise and/or Belt Squeak, MIL Illuminated.
Owners of these vehicles have filed 208 complaints in the driver assistance category.
Vehicles covered
- Chevrolet Blazer 2019-2021 201920202021
- GMC Acadia 2017-2019 201720182019
- Chevrolet Colorado 2017-2021 20172018201920202021
- Buick Regal 2018-2020 201820192020
- Chevrolet Camaro 2016-2019 2016201720182019
- Cadillac CTS 2016-2019 2016201720182019
- Buick Lacrosse 2017-2019 201720182019
- GMC Canyon 2017-2021 20172018201920202021
- Cadillac Ats 2016-2019 2016201720182019
- Cadillac XT5 2017-2021 20172018201920202021
- Cadillac XT6 2020 2020
- Cadillac CT6 2016-2020 20162017201820192020
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