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Engine coolingPart report

2004 Pontiac GTO Engine cooling Problems

Complaints
6about this part
Share
2%of 245 total for the year
Median mileage
13,150miles
Trend
Not enough dataFewer than 15 complaints, too few for a reliable trend.

NHTSA recorded 6 complaints about the engine cooling of the 2004 Pontiac GTO, 2% of the 245 complaints for this model year. Where a mileage was given, the median is 13,150 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.

“I love my GTO, but I have many problems that the dealer can not duplicate. Here goes...my trunk will not open when I hit the button, I have to be standing at the trunk and pull up as I hit the button...my electrical system is horrible, my radio will all of a sudden blast music and then go back down to a normal volume, my trunk light works when it wants to, along with my back driver side tail lights. My cars fan would run after I turn off the car long enough to run the battery down, but the dealership said this was normal . …”

NHTSA complaint #10248645, filed 2008-11, 40,000 miles

“Temperature gauge faulty. Driving at 50 MPH and temperature gauge went to hot for 10 seconds then slowly went back down to normal. Engine isn't overheating because all fluids have been checked. Believe problem to be electronic related. This has occurred on two separate occasions. First incident engine was cold and car was stationary.”

NHTSA complaint #10112233, filed 2005-02, 4,023 miles

“Erratic gauge readings. No RPM when started, no speedometer when moving, gas gauge shows opposite of what it really is. Ie full tank shows empty, check engine light comes on, temperature; but no codes present. Coolant gauge reads hot when car is just started....cold.”

NHTSA complaint #10184162, filed 2007-03, 22,000 miles

Related service bulletins

Engine cooling: other model years

YearComplaintsShare of year
200631%
200543%
200462%

Other parts of the 2004 Pontiac GTO

Suspension
169 complaints
Tires
65 complaints
Transmission and drivetrain
17 complaints
Electrical system
14 complaints
Fuel system
8 complaints
Steering
6 complaints
Body and structure
6 complaints
Air bags
5 complaints
Brakes
4 complaints
Wheels
4 complaints
Seats
3 complaints
Visibility (wipers, defrost, mirrors)
3 complaints

← All problems reported for the 2004 Pontiac GTO

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