2004 Ford Explorer Sport Trac Engine cooling Problems
- Complaints
- 7about this part
- Share
- 8%of 86 total for the year
- Median mileage
- 35,203miles
- Trend
- Not enough dataFewer than 15 complaints, too few for a reliable trend.
NHTSA recorded 7 complaints about the engine cooling of the 2004 Ford Explorer Sport Trac, 8% of the 86 complaints for this model year. Where a mileage was given, the median is 35,203 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.
“My truck began making loud whinning noises june 2007, the steering was very tight when using the A/C and check engine light came on, A/C did not cool or get a tight seal for air flow, front tire wear has accelerated causing shaky steering, power steering got worse, although all fluids were new and belts look worn out and with all this I only had 52,120 miles. I had wreck in 07 because of the steering and reported it to my insurance for payment. …”
NHTSA complaint #10237236, filed 2008-08, 35,203 miles“Harmonic balancer went bad may 2009, just under 19,000 miles on my 2004 st! Left my family and I stranded on I-95 in philadelphia. Ford has sold a lot of replacements but won't issue recall or TSB. The serpentine jumped off the balancer pulley and landed on the rubber mount of the balancer then ate through the sensor. Jan 21, 2010: started up the st, no problem. Drove one block, stopped at stop sign. Made right turn and accelerated, then the st died; 22,000 miles. Just before it lost all power in the engine, I heard what sounded like a turbine quickly decelerating. …”
NHTSA complaint #10302026, filed 2010-01, 22,000 miles“- the contact stated that while pulling the 2004 Ford explorer sport trak withn 30000 failure mileage into the driveway the contact put the vehicle into park and began to hear a tapping from the front of the engine. The vehicle was taken to a dealer, who determined that the valve spring was worn. The vehicle has not been repaired. The current mileage was 33000.”
NHTSA complaint #10184516, filed 2007-03, 30,000 miles“The contact stated while driving 20mph and below, the engine intermittently stalled. This occurred primarily when the vehicle attempted to slow down or stop. The vehicle was taken to the local dealership numerous times for inspection. The dealer was unable to duplicate the problem, therefore no repairs were made.”
NHTSA complaint #10150428, filed 2006-02, 200 miles“The contact stated when the vehicle was started, the check engine light illuminated constantly. The vehicle was taken to a service dealer where the speed control switch, turn signal switch, and oxygen sensor were all replaced.”
NHTSA complaint #10166319, filed 2006-08, 59,544 milesEngine cooling: other model years
Other parts of the 2004 Ford Explorer Sport Trac
14 complaintsAir bags
13 complaintsTransmission and drivetrain
13 complaintsBody and structure
9 complaintsVehicle speed control
8 complaintsElectrical system
7 complaintsTires
6 complaintsOther or unknown
5 complaintsSeat belts
5 complaintsBrakes
4 complaintsFuel system
4 complaintsSteering
3 complaints
← All problems reported for the 2004 Ford Explorer Sport Trac
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