This service bulletin provides diagnostic information for the technician regarding a customer concern of...
Chevrolet technical service bulletin 21NA108 for 2012-2018, 2020 Chevrolet Impala, 2010-2019 Chevrolet Equinox and 2019-2021 Chevrolet Blazer and others.
- Bulletin number
- 21NA108
- Component
- Unknown or other
- Summary
- This service bulletin provides diagnostic information for the technician regarding a customer concern of engine overheating, cooling system contaminated with engine oil.
Vehicles covered
- Chevrolet Impala 2012-2018, 2020 20122013201420152016201720182020
- Chevrolet Equinox 2010-2019 20122013201420152016201720182019
- Chevrolet Blazer 2019-2021 201920202021
- GMC Acadia 2010-2021 20142015201620172018201920202021
- Chevrolet Traverse 2010-2021 20142015201620172018201920202021
- Chevrolet Corvette 2021 2021
- Chevrolet Colorado 2015-2021 2015201620172018201920202021
- Cadillac SRX 2010-2015 201020112012201320142015
- GMC Terrain 2010-2016 2010201120122013201420152016
- Chevrolet Camaro 2010-2021 20142015201620172018201920202021
- Buick Enclave 2010-2021 20142015201620172018201920202021
- Cadillac CTS 2010-2015, 2017-2019 20112012201320142015201720182019
- Buick Lacrosse 2010-2019 20122013201420152016201720182019
- GMC Canyon 2015-2021 2015201620172018201920202021
- Chevrolet Express 2017 2017
- Chevrolet Caprice 2011-2017 2011201220132014201520162017
- Cadillac Ats 2013-2019 2013201420152016201720182019
- Chevrolet Captiva 2012-2018 2012201320142015201620172018
- Cadillac XT5 2017-2021 20172018201920202021
- Cadillac XTS 2013-2019 2013201420152016201720182019
- Cadillac CT5 2020-2021 20202021
- Cadillac XT6 2020-2021 20202021
- Chevrolet Captiva Sport 2011-2012 20112012
- Cadillac CT6 2016-2020 20162017201820192020
- Cadillac CTS-V 2014 2014
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