1991 Gmc Sonoma: Reliability Data

Source: NHTSA — 35 complaints
35
Total Complaints
SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP
Top Issue
3
Crash Reports

What Fails?

Most reported component issues from NHTSA complaints.

SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP
10
SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS
2
ELECTRICAL SYSTEM:WIRING:FRONT UNDERHOOD
2
SUSPENSION:FRONT:CONTROL ARM:LOWER BALL JOINT
1
STRUCTURE:BODY:DOOR
1
POWER TRAIN:CLUTCH ASSEMBLY
1
EXTERIOR LIGHTING:HEADLIGHTS
1
POWER TRAIN:MANUAL TRANSMISSION
1
ENGINE AND ENGINE COOLING:ENGINE:GASOLINE
1
STRUCTURE:FRAME AND MEMBERS
1

Severity Assessment

3
Crashes
3
Fires
1
Injuries
0
Deaths

Sample Complaint Reports

"REPLACED LOWER BALL JOINT 3 TIMES, NOTICED WHEN CHANGING THE TIRE. TT"
"HEADLIGHT BLOWS WHEN HIGH BEAMS ARE USED."

Source: NHTSA ODI Complaints Database. Names and identifying details omitted.

Data source: View this vehicle on NHTSA.gov | NHTSA ODI Complaints Database. Public domain.

Methodology: Complaint counts and mileage distributions are computed directly from consumer-reported NHTSA complaints. This data represents reported issues, not failure rates — vehicles without complaints are not represented. Full methodology.

Data through: 2026-03-28