"How reliable is the 1998 Gmc Envoy?"

"Based on 24 NHTSA complaints, the 1998 Gmc Envoy has a median complaint mileage of 78500 miles. The most common issue is EXTERIOR LIGHTING:HEADLIGHTS."

"What are common problems with the 1998 Gmc Envoy?"

"The most frequently reported component in NHTSA complaints for the 1998 Gmc Envoy is EXTERIOR LIGHTING:HEADLIGHTS, accounting for a significant portion of the 24 total complaints filed."

1998 Gmc Envoy: Reliability Data

Source: NHTSA — 24 complaints

Total Complaints

78,500mi

Median Mileage

EXTERIOR LIGHTING:HEADLIGHTS

Top Issue

Crash Reports

When Do Complaints Happen?

Distribution of NHTSA complaints by vehicle mileage at time of report.

59,000 25th Percentile

78,500 Median Mileage

92,000 75th Percentile

What Fails?

Most reported component issues from NHTSA complaints.

EXTERIOR LIGHTING:HEADLIGHTS

VISIBILITY:WINDSHIELD WIPER/WASHER:MOTOR

VISIBILITY:WINDSHIELD WIPER/WASHER:SWITCH/WIRING

ELECTRICAL SYSTEM:ALTERNATOR/GENERATOR/REGULATOR

WHEELS

ELECTRICAL SYSTEM:IGNITION

ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY

POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM)

TIRES

WHEELS:HUB

Severity Assessment

Crashes

Fires

Injuries

Deaths

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