1991 Gmc Suburban: Reliability Data

Source: NHTSA — 33 complaints
33
Total Complaints
SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP
Top Issue
2
Crash Reports

What Fails?

Most reported component issues from NHTSA complaints.

SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP
8
SEATS
8
SEATS:FRONT ASSEMBLY:RECLINER
3
TIRES:TREAD/BELT
2
TIRES
2
SEAT BELTS:FRONT:RETRACTOR
2
SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DISC
1
SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS
1
VEHICLE SPEED CONTROL
1
STRUCTURE:FRAME AND MEMBERS
1

Severity Assessment

2
Crashes
0
Fires
4
Injuries
0
Deaths

Sample Complaint Reports

"ABS BRAKE SYSTEM MALFUNCTIONED DURING EMERGENCY STOPPING, PEDAL FADED AND WQENT ALL THE WAY TO THE FLOOR, REPLACED ABS BRAKE SYSTEM. TT"
"DRIVER'S SEAT BACK ANCHOR BOLT SHEARED OFF PRIOR TO RECALL (93V-187), CAUSING SEAT TO FALL BACKWARDS. (OTHER VEHICLE ON 479576) *SKD"
"DRIVER'S BUCKET SEAT BACK COLLAPSED COMPLETELY BACKWARDS, WHILE DRIVING; TWO BOLTS THAT HOLDS SEAT UPRIGHT SHEARED OFF. TT"

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