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Engine coolingPart report

2004 Infiniti M45 Engine cooling Problems

Complaints
1about this part
Share
2%of 43 total for the year
Median mileage
72,000miles
Trend
Not enough dataFewer than 15 complaints, too few for a reliable trend.

NHTSA recorded 1 complaints about the engine cooling of the 2004 Infiniti M45, 2% of the 43 complaints for this model year. Where a mileage was given, the median is 72,000 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.

“Car had no fuel despite gauge reading. Traveling 65mph in left lane of crowded rush hour traffic on garden state parkway with no left shoulder. Very dangerous series of right lane changes and coasting in neutral to exit traffic. No accident or injury but challenging situation that did not need to happen since we all know these gauges will fail but not when. Engine has always burned oil. Requires a quart after 2,000 miles to get to next oil change.”

NHTSA complaint #10447493, filed 2012-02, 72,000 miles

Related service bulletins

Engine cooling: other model years

YearComplaintsShare of year
200714%
200611%
200412%
20031814%

Other parts of the 2004 Infiniti M45

Fuel system
29 complaints
Engine
7 complaints
Electrical system
5 complaints
Seats
3 complaints
Air bags
2 complaints
Exterior lighting
1 complaints

← All problems reported for the 2004 Infiniti M45

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