Chevrolet Astro 1996–2003 — technical service bulletin
Bulletin 01225 · NHTSA communication 10007717 · issued Jan 1, 2004
Technical service bulletin
communication type
Engine and Engine Cooling
component
1996–2003
model years
60
vehicle entries
Official summary
Engine coolant leak at intake gasket. * mj
Vehicles covered
- 1996 Chevrolet Astro
- 1997 Chevrolet Astro
- 1998 Chevrolet Astro
- 1999 Chevrolet Astro
- 2000 Chevrolet Astro
- 2001 Chevrolet Astro
- 2002 Chevrolet Astro
- 2003 Chevrolet Astro
- 1996 Chevrolet Envoy
- 1997 Chevrolet Envoy
- 1998 Chevrolet Envoy
- 1999 Chevrolet Envoy
- 2000 Chevrolet Envoy
- 2001 Chevrolet Envoy
- 2002 Chevrolet Envoy
- 1996 Chevrolet Express
- 1997 Chevrolet Express
- 1998 Chevrolet Express
- 1999 Chevrolet Express
- 2000 Chevrolet Express
- 2001 Chevrolet Express
- 2002 Chevrolet Express
- 2003 Chevrolet Express
- 1996 Chevrolet Jimmy
- 1997 Chevrolet Jimmy
- 1998 Chevrolet Jimmy
- 1999 Chevrolet Jimmy
- 2000 Chevrolet Jimmy
- 2001 Chevrolet Jimmy
- 2002 Chevrolet Jimmy
- 1996 Chevrolet S10
- 1997 Chevrolet S10
- 1998 Chevrolet S10
- 1999 Chevrolet S10
- 2000 Chevrolet S10
- 2001 Chevrolet S10
- 2002 Chevrolet S10
- 2003 Chevrolet S10
- 1996 Chevrolet Silverado
- 1997 Chevrolet Silverado
- 1998 Chevrolet Silverado
- 1999 Chevrolet Silverado
- 2000 Chevrolet Silverado
- 2001 Chevrolet Silverado
- 2002 Chevrolet Silverado
- 2003 Chevrolet Silverado
- 1998 GMC Blazer
- 1999 GMC Blazer
- 2000 GMC Blazer
- 2001 GMC Blazer
- 2002 GMC Blazer
- 1996 GMC Safari
- 1997 GMC Safari
- 1998 GMC Safari
- 1999 GMC Safari
- 2000 GMC Safari
- 2001 GMC Safari
- 2002 GMC Safari
- 2003 GMC Safari
- 1996 GMC Savana
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.