This technical bulletin provides a procedure to program the ECM and/or replace the exhaust particulate...
Chevrolet technical service bulletin 20NA039 for 2020 Chevrolet Silverado 1500 and 2020 GMC Sierra 1500.
- Bulletin number
- 20NA039
- Component
- Engine and engine cooling: exhaust system
- Summary
- This technical bulletin provides a procedure to program the ECM and/or replace the exhaust particulate sensor to correct the DTC that set after the service update has been previously performed.
Owners of these vehicles have filed 532 complaints in the engine category.
Vehicles covered
- Chevrolet Silverado 1500 2020 2020
- GMC Sierra 1500 2020 2020
VIN decoder
See the problems and recalls for an exact car
Buying a used Chevrolet Silverado 1500?
Check the exact car before you pay: accidents, salvage or flood titles, odometer readings and previous owners.
Check its history