Chevrolet Astro 2001–2003 — technical service bulletin
Bulletin 030604041 · NHTSA communication 10004377 · issued Feb 1, 2005
Technical service bulletin
communication type
Engine and Engine Cooling
component
2001–2003
model years
31
vehicle entries
Official summary
Poor engine performance - misfire, rough idle, service engine soon/check engine light illuminated, diagnostic trouble code (dtc) p0300 set. *tt
Vehicles covered
- 2001 Chevrolet Astro
- 2002 Chevrolet Astro
- 2003 Chevrolet Astro
- 2001 Chevrolet Blazer
- 2002 Chevrolet Blazer
- 2003 Chevrolet Blazer
- 2001 Chevrolet Express
- 2002 Chevrolet Express
- 2003 Chevrolet Express
- 2001 Chevrolet S10
- 2002 Chevrolet S10
- 2003 Chevrolet S10
- 2001 Chevrolet Silverado
- 2002 Chevrolet Silverado
- 2003 Chevrolet Silverado
- 2001 GMC Jimmy
- 2002 GMC Jimmy
- 2003 GMC Jimmy
- 2001 GMC Safari
- 2002 GMC Safari
- 2003 GMC Safari
- 2001 GMC Savana
- 2002 GMC Savana
- 2003 GMC Savana
- 2001 GMC Sierra
- 2002 GMC Sierra
- 2003 GMC Sierra
- 2001 GMC Sonoma
- 2002 GMC Sonoma
- 2003 GMC Sonoma
- 2001 Oldsmobile Bravada
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.