This service bulletin provides a repair procedure to correct a customer concern of Delayed and/or Harsh...
Chevrolet technical service bulletin 20-NA-187 for 2018-2023 Chevrolet Silverado 1500, 2022 Chevrolet Equinox and 2018-2023 GMC Sierra 1500 and others.
- Bulletin number
- 20-NA-187
- Component
- Power train
- Summary
- This service bulletin provides a repair procedure to correct a customer concern of Delayed and/or Harsh Engagement of Transmission Shift After Vehicle Sitting with Engine Off.
Owners of these vehicles have filed 2,395 complaints in the transmission category.
Vehicles covered
- Chevrolet Silverado 1500 2018-2023 201820192020202120222023
- Chevrolet Equinox 2022 2022
- GMC Sierra 1500 2018-2023 201820192020202120222023
- Chevrolet Corvette 2018-2019 20182019
- Chevrolet Colorado 2018-2022 20182019202020212022
- Chevrolet Camaro 2018-2023 201820192020202120222023
- Cadillac CTS 2018-2019 20182019
- GMC Canyon 2018-2022 20182019202020212022
- Chevrolet Express 2018-2021 2018201920202021
- Cadillac Ats 2018-2019 20182019
- GMC Savana 2018-2023 201820192020202120222023
- Chevrolet Express 3500 2023 2023
- Chevrolet Express 2500 2023 2023
- Cadillac CT6 2018-2019 20182019
- Cadillac CT4 2021-2023 202120222023
- Cadillac CTS-V 2018 2018
- GMC Savana 3500 2018 2018
- GMC Savana 2500 2018 2018
- Cadillac Ats-V 2018 2018
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