There have been 14 technical service bulletins issued for the 1993 GMC G Series.
| Bulletin Date: | Dec. 1, 2001 |
| Component: | Gasoline engine. |
| Bulletin Summary: | Information used when diagnosing noise conditions such as engine rattle noise, spark knock at 2000 - 2500 rpm range, under a moderate to heavy load with a warmed up engine. |
| Vehicles covered in this TSB: |
1992 Chevrolet C Series,
1993 Chevrolet C Series,
1994 Chevrolet C Series,
1995 Chevrolet C Series,
1996 Chevrolet C Series,
1997 Chevrolet C Series,
1998 Chevrolet C Series,
1999 Chevrolet C Series,
2000 Chevrolet C Series,
2001 Chevrolet C Series,
2002 Chevrolet C Series,
1992 Chevrolet G Series,
1993 Chevrolet G Series,
1994 Chevrolet G Series,
1995 Chevrolet G Series,
|
| Bulletin Date: | Jan. 1, 2000 |
| Component: | Gasoline engine. |
| Bulletin Summary: | Subject regarding a hard, no start or excessive gray or white smoke condition on start up after recent glow plug replacement. |
| Vehicles covered in this TSB: |
1982 Chevrolet C Series,
1983 Chevrolet C Series,
1984 Chevrolet C Series,
1985 Chevrolet C Series,
1986 Chevrolet C Series,
1987 Chevrolet C Series,
1988 Chevrolet C Series,
1989 Chevrolet C Series,
1990 Chevrolet C Series,
1991 Chevrolet C Series,
1992 Chevrolet C Series,
1993 Chevrolet C Series,
1994 Chevrolet C Series,
1995 Chevrolet C Series,
1996 Chevrolet C Series,
|
| Bulletin Date: | Apr. 1, 1997 |
| Component: | Structure body. |
| Bulletin Summary: | Fiber glass rear fender paint star shaped cracks (install protective liner). |
| Vehicles covered in this TSB: |
1989 Chevrolet C Series (light),
1990 Chevrolet C Series (light),
1991 Chevrolet C Series (light),
1992 Chevrolet C Series (light),
1993 Chevrolet C Series (light),
1994 Chevrolet C Series (light),
1995 Chevrolet C Series (light),
1996 Chevrolet C Series (light),
1997 Chevrolet C Series (light),
1988 Chevrolet C Series(light),
1988 Chevrolet K Series,
1989 Chevrolet K Series,
1990 Chevrolet K Series,
1991 Chevrolet K Series,
1992 Chevrolet K Series,
|
| Bulletin Date: | Apr. 1, 1997 |
| Component: | Fuel pump. |
| Bulletin Summary: | Engine hard to start (replace fuel pump pulsator). |
| Vehicles covered in this TSB: |
1992 Chevrolet Astro,
1993 Chevrolet Astro,
1994 Chevrolet Astro,
1995 Chevrolet Astro,
1996 Chevrolet Astro,
1992 Chevrolet Blazer,
1993 Chevrolet Blazer,
1994 Chevrolet Blazer,
1995 Chevrolet Blazer,
1996 Chevrolet Blazer,
1993 Chevrolet C Series (light),
1994 Chevrolet C Series (light),
1995 Chevrolet C Series (light),
1996 Chevrolet C Series (light),
1992 Chevrolet C Series(light),
|
| Bulletin Date: | Feb. 1, 1995 |
| Component: | Automatic transmission. |
| Bulletin Summary: | transmission leak at rear extention housing and prop shaft. |
| Vehicles covered in this TSB: |
1991 Chevrolet G Series,
1992 Chevrolet G Series,
1993 Chevrolet G Series,
1994 Chevrolet G Series,
1995 Chevrolet G Series,
1991 GMC G Series,
1992 GMC G Series,
1993 GMC G Series,
1994 GMC G Series,
1995 GMC G Series.
|
| Bulletin Date: | Feb. 1, 1995 |
| Component: | Gasoline engine. |
| Bulletin Summary: | cold engine knock. |
| Vehicles covered in this TSB: |
1990 Chevrolet Astro,
1991 Chevrolet Astro,
1992 Chevrolet Astro,
1993 Chevrolet Astro,
1994 Chevrolet Astro,
1990 Chevrolet C Series(light),
1991 Chevrolet C Series(light),
1992 Chevrolet C Series(light),
1993 Chevrolet C Series(light),
1994 Chevrolet C Series(light),
1990 Chevrolet G Series,
1991 Chevrolet G Series,
1992 Chevrolet G Series,
1993 Chevrolet G Series,
1994 Chevrolet G Series,
|
| Bulletin Date: | Jan. 1, 1995 |
| Component: | Automatic transmission. |
| Bulletin Summary: | general motors has determined that certain 1993 m/l and g vans may experience a condition, at temperatures below 32 degrees fahrenheit, where the transmission will not shift out of park with the brake pedal depressed. To prevent this cond |
| Vehicles covered in this TSB: |
1993 Chevrolet Astro,
1993 Chevrolet G Series,
1993 GMC G Series,
1993 GMC Safari.
|
| Bulletin Date: | Jan. 1, 1995 |
| Component: | Doors latch. |
| Bulletin Summary: | rear and side cargo door latch rattles. |
| Vehicles covered in this TSB: |
1985 Chevrolet G Series,
1986 Chevrolet G Series,
1987 Chevrolet G Series,
1988 Chevrolet G Series,
1989 Chevrolet G Series,
1990 Chevrolet G Series,
1991 Chevrolet G Series,
1992 Chevrolet G Series,
1993 Chevrolet G Series,
1994 Chevrolet G Series,
1985 GMC G Series,
1986 GMC G Series,
1987 GMC G Series,
1988 GMC G Series,
1989 GMC G Series,
1990 GMC G Series,
1991 GMC G Series,
1992 GMC G Series,
1993 GMC G Series,
1994 GMC G Series.
|
Also see
GMC vehicle common problems.