Engine coolingPart report
1991 BMW 525 Engine cooling Problems
- Complaints
- 2about this part
- Share
- 13%of 15 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 BMW 525, 13% of the 15 complaints for this model year.
Fewer than 15 complaints name this part, so treat the figures as a rough indication only.
Engine cooling: other model years
Other parts of the 1991 BMW 525
Air bags
3 complaintsVehicle speed control
3 complaintsElectrical system
2 complaintsSeats
2 complaintsFuel system
1 complaintsSteering
1 complaintsTransmission and drivetrain
1 complaintsVisibility (wipers, defrost, mirrors)
1 complaints
3 complaintsVehicle speed control
3 complaintsElectrical system
2 complaintsSeats
2 complaintsFuel system
1 complaintsSteering
1 complaintsTransmission and drivetrain
1 complaintsVisibility (wipers, defrost, mirrors)
1 complaints
← All problems reported for the 1991 BMW 525
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