Chevrolet Silverado 1500 2015–2016 — technical service bulletin
Bulletin PIE0523B · NHTSA communication 10163908 · issued Jul 24, 2019
Technical service bulletin
communication type
Engine and Engine Cooling
component
2015–2016
model years
14
vehicle entries
Official summary
This engineering informational bulletin is requesting information for vehicles that has had the fuel injection pump replaced and is still within warranty.
Vehicles covered
- 2015 Chevrolet Silverado 1500
- 2016 Chevrolet Silverado 1500
- 2015 Chevrolet Silverado 2500
- 2016 Chevrolet Silverado 2500
- 2015 Chevrolet Silverado 3500
- 2016 Chevrolet Silverado 3500
- 2015 GMC Sierra 1500
- 2016 GMC Sierra 1500
- 2015 GMC Sierra 2500
- 2016 GMC Sierra 2500
- 2015 GMC Sierra 3500
- 2016 GMC Sierra 3500
- 2015 GMC Sierra Denali
- 2016 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.