Chevrolet Silverado 1500 2017–2018 — technical service bulletin
Bulletin 19NA011 · NHTSA communication 10154619 · issued Jan 29, 2019
Technical service bulletin
communication type
Engine and Engine Cooling
component
2017–2018
model years
14
vehicle entries
Official summary
This technical bulletin provides a procedure to program the ECM if found to be the cause of the customers concern.
Vehicles covered
- 2017 Chevrolet Silverado 1500
- 2018 Chevrolet Silverado 1500
- 2017 Chevrolet Silverado 2500
- 2018 Chevrolet Silverado 2500
- 2017 Chevrolet Silverado 3500
- 2018 Chevrolet Silverado 3500
- 2017 GMC Sierra 1500
- 2018 GMC Sierra 1500
- 2017 GMC Sierra 2500
- 2018 GMC Sierra 2500
- 2017 GMC Sierra 3500
- 2018 GMC Sierra 3500
- 2017 GMC Sierra Denali
- 2018 GMC Sierra Denali
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.