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Engine coolingPart report

1999 Ford F-250 Engine cooling Problems

Complaints
66about this part
Share
11%of 581 total for the year
Median mileage
120,000miles
Trend
StableComplaints filed in the last 3 full calendar years are within 25% of the 3 years before.

NHTSA recorded 66 complaints about the engine cooling of the 1999 Ford F-250, 11% of the 581 complaints for this model year. Where a mileage was given, the median is 120,000 miles.

Example complaints

Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.

“I simply pulled out of the driveway heard a loud pop the truck started missing very bad. Looked under the hood to find the #4 plug had blown out. If it had hit the fuel rail very hard my mechanic said it could had ruptured and caused a fire. After looking online I found this a flaw in motor head design by Ford may truck is now in the shop. This is my second time this has happened in 8 weeks.”

NHTSA complaint #10160585, filed 2006-06, 135,000 miles

“I own a 1999 Ford F-250 pickup truck with a 5.4 liter triton v8. My truck has 103k miles on it. I had just replaced all the spark plugs less than a year ago. Last week on my way to work, I heard a pop and the engine started making a bunch of noise, lost power and quit. Luckily, I was able to pull over into a parking lot and call a tow truck. Once getting it home, I noticed that a spark plug had blown out of the engine. My #3 spark plug on the passenger side blew straight out of the head and destroyed the ignition coil pack. …”

NHTSA complaint #10205382, filed 2007-10, 103,964 miles

“I was driving home from work last week when my 1999 Ford F-250 5.4 liter v-8 triton engine blew a spark plug out of the head above the #7 cyl. I had it towed to the local Ford dealer and they said it was caused by poor design, not enough threads in the head to hold the plug in. This is happening to a lot of Ford owners across the country and this is definitely a safety hazard and could cause fires in the engine compartment. They are making me pay the full cost of repair even though the mechanic said the problem is caused by poor design.”

NHTSA complaint #10182979, filed 2007-02, 127,000 miles

“Spark plug blew out of its hole causing loss of power and sudden consternation. Was pulling an light empty trailer and fortunately driving with no other traffic around. 5.4l triton v8 engine, manual transmission. Factory tune-up and plug replacement done about 20k miles earlier, 5 years ago.”

NHTSA complaint #10453985, filed 2012-04, 139,990 miles

“Began to hear a slight ticking of what appeared to be a slight exhaust leak. Within a matter of a minute or two it got loud, then there was a pop. The rear spark plug on the passenger side blew completely out of the motor. I pulled over and was in need of a tow. The mechanic had to put some sort of insert in the head to fix the hole.”

NHTSA complaint #10157411, filed 2006-05, 89,000 miles

Related service bulletins

Engine cooling: other model years

YearComplaintsShare of year
201432%
201311%
2012125%
201173%
200924%
2008158%
200735%
2006178%
20051712%
20044429%
20032421%
20022315%
20012110%
20003310%
19996611%
1998814%
19972910%
19962816%
19953418%
19941815%
19932922%
19921412%
199187%
1990109%
198976%
198846%
1987616%
1986513%
1985314%

Other parts of the 1999 Ford F-250

Brakes
108 complaints
Tires
107 complaints
Transmission and drivetrain
61 complaints
Steering
49 complaints
Fuel system
41 complaints
Air bags
40 complaints
Vehicle speed control
32 complaints
Suspension
28 complaints
Electrical system
25 complaints
Visibility (wipers, defrost, mirrors)
22 complaints
Engine
16 complaints
Body and structure
16 complaints

← All problems reported for the 1999 Ford F-250

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