Chevrolet G Series 1994–1998 — technical service bulletin
Bulletin 876507A · NHTSA communication 609582 · issued Jul 1, 1998
Technical service bulletin
communication type
Engine and Engine Cooling
component
1994–1998
model years
43
vehicle entries
Official summary
Rough idle after start, when vehicle has sat overnight and poppets sticking.
Vehicles covered
- 1996 Chevrolet G Series
- 1997 Chevrolet G Series
- 1998 Chevrolet G Series
- 1996 Chevrolet K Series
- 1997 Chevrolet K Series
- 1998 Chevrolet K Series
- 1994 Chevrolet M Series
- 1997 Chevrolet M Series
- 1998 Chevrolet M Series
- 1996 Chevrolet P Series
- 1997 Chevrolet P Series
- 1998 Chevrolet P Series
- 1996 Chevrolet S Series
- 1997 Chevrolet S Series
- 1998 Chevrolet S Series
- 1996 Chevrolet T Series
- 1997 Chevrolet T Series
- 1996 Ford L Series
- 1996 GMC C Series
- 1997 GMC C Series
- 1998 GMC C Series
- 1996 GMC G Series
- 1997 GMC G Series
- 1998 GMC G Series
- 1996 GMC K Series
- 1997 GMC K Series
- 1998 GMC K Series
- 1997 GMC L Series
- 1998 GMC L Series
- 1996 GMC M Series
- 1998 GMC M Series
- 1996 GMC P Series
- 1997 GMC P Series
- 1998 GMC P Series
- 1996 GMC S Series
- 1997 GMC S Series
- 1998 GMC S Series
- 1996 GMC T Series
- 1997 GMC T Series
- 1998 GMC T Series
- 1996 Oldsmobile Bravada
- 1997 Oldsmobile Bravada
- 1998 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.