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Engine coolingPart report

1998 GMC Envoy Engine cooling Problems

Complaints
3about this part
Share
16%of 19 total for the year
Median mileage
61,581miles
Trend
Not enough dataFewer than 15 complaints, too few for a reliable trend.

NHTSA recorded 3 complaints about the engine cooling of the 1998 GMC Envoy, 16% of the 19 complaints for this model year. Where a mileage was given, the median is 61,581 miles.

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.

“I was driving along at highway speeds when my 1998 Gmc Envoy with 43162 miles stopped accelerating. When I stepped harder on the gas, the engine would not rev and power began to run out from the engine. The motor stalled and yet the electricity was still on in the car. I began to lose braking power and steering became harder. I was able to pull off the road, turn off and turn the car back on again. But the car stalled again and again, five (5) times in six (6) miles. This happened several years back, and has continued to happen intermittenly. …”

NHTSA complaint #10066384, filed 2004-04, 43,162 miles

“Vehicle has been well maintained. Dealer also stated that the vehicle showed no signs of neglect. Engine locked up with out warning. Manufacture is not willing to share cost of replacment but does agree that engine has very low mileage for this type of problem.”

NHTSA complaint #10069530, filed 2004-01, 80,000 miles

“While driving the vehicle started blowing out cool air.engine overheated shutting vehicle down. Took to dealer and dealer indicated radiator had rusted on inside. Need new engine and radiator. Nlm”

NHTSA complaint #8006607, filed 2002-03

Related service bulletins

Engine cooling: other model years

YearComplaintsShare of year
2008810%
200662%
2005276%
2004195%
2003256%
20028818%
200029%
1999111%
1998316%

Other parts of the 1998 GMC Envoy

Exterior lighting
3 complaints
Suspension
3 complaints
Visibility (wipers, defrost, mirrors)
3 complaints
Brakes
2 complaints
Wheels
2 complaints
Electrical system
1 complaints
Other or unknown
1 complaints
Body and structure
1 complaints
Tires
1 complaints
Transmission and drivetrain
1 complaints

← All problems reported for the 1998 GMC Envoy

About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 27, 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