Chevrolet Silverado 2001–2003 — technical service bulletin
Bulletin 050604007 · NHTSA communication 10017460 · issued Feb 1, 2005
Technical service bulletin
communication type
Engine and Engine Cooling
component
2001–2003
model years
6
vehicle entries
Official summary
Poor engine performance - misfire, rough idle, stalls, engine cranks but does not run, service engine soon/check engine light illuminated, diagnostic trouble code (dtc) p0300 set. *tt
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.