Chevrolet Silverado 2011 — technical service bulletin
Bulletin PIP-4846A · NHTSA communication 10037810 · issued Dec 1, 2010
Technical service bulletin
communication type
Engine and Engine Cooling
component
2011
model years
2
vehicle entries
Official summary
Gm: the engine light is on with low power. There is also a trouble code stored. *rm updated 6/8/11. *pe
Vehicles covered
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.