This bulletin provides additional information on how to graph a cylinder misfire and a possible diagnostic
Chevrolet technical service bulletin 19NA187 for 2017-2018 Chevrolet Silverado 1500, 2017-2021 GMC Sierra 1500 and 2017-2021 Chevrolet Silverado 2500 and others.
- Bulletin number
- 19NA187
- Component
- Power train
- Summary
- This bulletin provides additional information on how to graph a cylinder misfire and a possible diagnostic cause.
Owners of these vehicles have filed 1,191 complaints in the transmission category.
Vehicles covered
- Chevrolet Silverado 1500 2017-2018 20172018
- GMC Sierra 1500 2017-2021 20172018201920202021
- Chevrolet Silverado 2500 2017-2021 20172018201920202021
- GMC Sierra 2500 2018-2021 2018201920202021
- Chevrolet Silverado 3500 2017-2021 20172018201920202021
- GMC Sierra 3500 2019-2021 201920202021
- GMC Sierra Denali 2018 2018
- Chevrolet Silverado 5500 2019-2020 20192020
- Chevrolet Silverado 4500 2019-2020 20192020
- Chevrolet Silverado 6500 2019 2019
- Chevrolet 6500 2019 2019
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