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Engine coolingPart report

2005 BMW 745I Engine cooling Problems

Complaints
1about this part
Share
6%of 16 total for the year
Median mileage
83,000miles
Trend
Not enough dataFewer than 15 complaints, too few for a reliable trend.

NHTSA recorded 1 complaints about the engine cooling of the 2005 BMW 745I, 6% of the 16 complaints for this model year. Where a mileage was given, the median is 83,000 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.

“The contact owns a 2005 Bmw 745I. The contact started the ignition and while in park, the engine began to exhibit an abnormal increase in rpms with a rough idle. The vehicle was taken to an independent mechanic who advised that the ignition coil, air pump, engine supply pie and engine valves would need to be replaced. There was a recall for the failure associated with NHTSA campaign id number: 03v240000 (engine and engine cooling) but the contacts VIN was not included in the recall. The contact notified the dealer to schedule an appointment for the vehicle to be diagnosed and repaired. …”

NHTSA complaint #10400806, filed 2011-05, 83,000 miles

Related service bulletins

Engine cooling: other model years

YearComplaintsShare of year
200516%
200428%
200326%
200259%

Other parts of the 2005 BMW 745I

Electrical system
4 complaints
Air bags
3 complaints
Latches, locks and linkages
3 complaints
Brakes
2 complaints
Other or unknown
2 complaints
Engine
1 complaints
Equipment
1 complaints
Seats
1 complaints
Body and structure
1 complaints
Suspension
1 complaints
Transmission and drivetrain
1 complaints

← All problems reported for the 2005 BMW 745I

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