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Engine coolingPart report

1991 GMC Jimmy Engine cooling Problems

Complaints
2about this part
Share
2%of 118 total for the year
Median mileage
—not reported
Trend
Not enough dataFewer than 15 complaints, too few for a reliable trend.

NHTSA recorded 2 complaints about the engine cooling of the 1991 GMC Jimmy, 2% of the 118 complaints for this model year. 2 a fire, according to the filers.

Fewer than 15 complaints name this part, so treat the figures as a rough indication only.

Engine cooling: other model years

YearComplaintsShare of year
20011010%
20002512%
1999129%
1998208%
19973814%
19965313%
19957615%
1994288%
1993146%
199243%
199122%
199019%
1987117%

Other parts of the 1991 GMC Jimmy

Brakes
79 complaints
Seat belts
16 complaints
Electrical system
7 complaints
Transmission and drivetrain
4 complaints
Steering
3 complaints
Suspension
3 complaints
Vehicle speed control
3 complaints
Other or unknown
2 complaints
Seats
2 complaints
Fuel system
1 complaints
Interior lighting
1 complaints
Body and structure
1 complaints

← All problems reported for the 1991 GMC Jimmy

About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 28, 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