Engine coolingPart report
1991 Pontiac Lemans Engine cooling Problems
- Complaints
- 2about this part
- Share
- 8%of 24 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 Pontiac Lemans, 8% of the 24 complaints for this model year. 1 a fire, according to the filers.
Fewer than 15 complaints name this part, so treat the figures as a rough indication only.
Related service bulletins
- 10246631Sep 1, 2013Expanded Availability for Remanufacture and Return (R&R) Electronic Control Modules
Engine cooling: other model years
Other parts of the 1991 Pontiac Lemans
Seat belts
12 complaintsBrakes
4 complaintsTransmission and drivetrain
4 complaintsElectrical system
2 complaintsSuspension
2 complaintsVehicle speed control
2 complaintsLatches, locks and linkages
1 complaintsSteering
1 complaintsBody and structure
1 complaintsVisibility (wipers, defrost, mirrors)
1 complaintsWheels
1 complaints
12 complaintsBrakes
4 complaintsTransmission and drivetrain
4 complaintsElectrical system
2 complaintsSuspension
2 complaintsVehicle speed control
2 complaintsLatches, locks and linkages
1 complaintsSteering
1 complaintsBody and structure
1 complaintsVisibility (wipers, defrost, mirrors)
1 complaintsWheels
1 complaints
← All problems reported for the 1991 Pontiac Lemans
About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 29, 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