1991 GMC Sonoma Transmission and drivetrain Problems
- Complaints
- 2about this part
- Share
- 7%of 29 total for the year
- Median mileage
- —not reported
- Trend
- Not enough dataFewer than 15 complaints, too few for a reliable trend.
NHTSA recorded 2 complaints about the transmission and drivetrain of the 1991 GMC Sonoma, 7% of the 29 complaints for this model year.
Fewer than 15 complaints name this part, so treat the figures as a rough indication only.
Example complaints
Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.
“While driving in snow electrical system would shut down. Consumer looked under hood, and notice clutch fan was seating on frame, and a hole was in radiator. Took vehicle to a technician, and was informed clutch fan needed replacement. Please provide further information.”
NHTSA complaint #8003201, filed 2002-01Transmission and drivetrain: other model years
| Year | Complaints | Share of year |
|---|---|---|
| 2003 | 5 | 13% |
| 2002 | 4 | 7% |
| 2001 | 10 | 11% |
| 2000 | 8 | 6% |
| 1999 | 8 | 14% |
| 1998 | 11 | 7% |
| 1997 | 9 | 8% |
| 1996 | 16 | 11% |
| 1995 | 7 | 3% |
| 1994 | 10 | 4% |
| 1993 | 7 | 12% |
| 1992 | 3 | 12% |
| 1991 | 2 | 7% |
Other parts of the 1991 GMC Sonoma
14 complaintsEngine cooling
4 complaintsElectrical system
3 complaintsSteering
2 complaintsBody and structure
2 complaintsEquipment
1 complaintsExterior lighting
1 complaintsLatches, locks and linkages
1 complaintsSeat belts
1 complaintsSuspension
1 complaintsTires
1 complaintsVehicle speed control
1 complaints
← All problems reported for the 1991 GMC Sonoma
About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 31, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.
To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology