1998 Gmc Gmc: Reliability Data

Source: NHTSA — 26 complaints
26
Total Complaints
SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:MASTER CYLINDER
Top Issue
5
Crash Reports

What Fails?

Most reported component issues from NHTSA complaints.

SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:MASTER CYLINDER
2
SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP
2
STEERING:HYDRAULIC POWER ASSIST SYSTEM
2
ENGINE AND ENGINE COOLING:ENGINE
2
SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS
2
POWER TRAIN:AUTOMATIC TRANSMISSION
2
EXTERIOR LIGHTING:BRAKE LIGHTS:SWITCH
1
EXTERIOR LIGHTING:TAIL LIGHTS
1
SEATS
1
ENGINE AND ENGINE COOLING:COOLING SYSTEM:HOSES/LINES/PIPING/FITTINGS
1

Severity Assessment

5
Crashes
0
Fires
3
Injuries
0
Deaths

Sample Complaint Reports

"THIRD BRAKE LIGHT IS MOUNTED IN THE MIDDLE OF THE ROOF-MORE THAN SIX FEET OFF THE GROUND,WHEREAS THE TAIL LIGHTS ARE MOUNTED MORE THAN FIVE FEET OF THE GROUND, AFFECTING DRIVER'S VISION. DRIVER HAS TO LOOK UP, AND THAT TAKES A CONSCIOUS ADJUSTMENT OF HIS/HER VISION. THIS POSES A SAFETY PROBLEM BE..."
"THIRD BRAKE LIGHT IS MOUNTED IN THE MIDDLE OF THE ROOF-MORE THAN SIX FEET OFF THE GROUND,WHEREAS THE TAIL LIGHTS ARE MOUNTED MORE THAN FIVE FEET OF THE GROUND, AFFECTING DRIVER'S VISION. DRIVER HAS TO LOOK UP, AND THAT TAKES A CONSCIOUS ADJUSTMENT OF HIS/HER VISION. THIS POSES A SAFETY PROBLEM BE..."
"WAS REAR ENDED BY A VEHICAL TRAVELING ABOUT 2O MPH+ SUPORT BAR AT TOP EDGE OF SEAT DAMAGED MY BACK BETWEEN THE SHOULDER BLADES. *AK"

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