Chevrolet Express 1999–2004 — technical service bulletin
Bulletin 010605003 · NHTSA communication 620827 · issued Jan 1, 2004
Technical service bulletin
communication type
Engine and Engine Cooling
component
1999–2004
model years
20
vehicle entries
Official summary
Vibration or rattle-type noise coming from the exhaust system at idle with engine rpms between 613 and 712. *tt this bulletin replaced 01-06-05-003 dated 07/01/2001. *tt
Vehicles covered
- 1999 Chevrolet Express
- 2000 Chevrolet Express
- 2001 Chevrolet Express
- 2002 Chevrolet Express
- 2003 Chevrolet Express
- 2004 Chevrolet Express
- 1999 Chevrolet G Series
- 2000 Chevrolet G Series
- 2001 Chevrolet G Series
- 2002 Chevrolet G Series
- 1999 GMC G Series
- 2000 GMC G Series
- 2001 GMC G Series
- 2002 GMC G Series
- 1999 GMC Savana
- 2000 GMC Savana
- 2001 GMC Savana
- 2002 GMC Savana
- 2003 GMC Savana
- 2004 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.