1999 Ford F Super Duty engine and engine cooling problems
12 owner complaints filed with NHTSA name the engine and engine cooling on the 1999 Ford F Super Duty — 13% of all complaints for this model year.
What owners report
“5.4l ford triton engine spark plugs were changed at 84,000, at 110,128 spark plug on #7 cylinder came loose and blew out. Fuel air mixture comes out the spark plug hole which is dangerous(has been known to start engine fires). There is a design defect in the aluminum heads not having enough threads…”
filed May 24, 2011
“On my f-250 super duty the #4 spark plus blew out causing it to run bad and fuel fume to escape that could have caused a fire. Friend has had this happen 3 times so far. I've only driven 9,000 miles in the last three years because of the safety issue and the cost to repair it each time it happens…”
filed Apr 3, 2011
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Related service bulletins
Some 1997-2008 vehicles equipped with a 4.6l 2v, 5.4l 2v, or 6.8l 2v engine--spark plug thread repair procedure--not covered under new vehicle limited warranty. *nj this includes f-53 motorhome chassis. Updated 2/23/10…
07212 · Service Bulletin/Repair Instructions · issued Oct 1, 2007Wds cop kit diagnostic tip - coil on plug (cop) ignition systems - engine misfire or rough running. *tt
041601 · Service Bulletin/Repair Instructions · issued Nov 14, 2005Use of stainless steel exhaust studs in service for 5.4l 2v engine. *tt
0554 · Service Bulletin/Repair Instructions · issued Mar 21, 2005Intermittent rough idle - non-commanded egr (exhaust gas recirculation valve) flow. *tt
05417 · Service Bulletin/Repair Instructions · issued Mar 7, 2005Some 7.3l diesel turbocharger pedestals may leak oil around the exhaust back pressure actuator (ebp). *tt this article supersedes tsb 03-21-51 dated 10/30/2003. *tt
032151 · Service Bulletin/Repair Instructions · issued Oct 18, 2004
Engine and Engine Cooling problems in other F Super Duty years
| Year | Reports | Share |
|---|---|---|
| 2008 F Super Duty | 3 | 10% |
| 2005 F Super Duty | 1 | 4% |
| 2003 F Super Duty | 4 | 15% |
| 2002 F Super Duty | 10 | 29% |
| 2001 F Super Duty | 8 | 25% |
| 2000 F Super Duty | 15 | 24% |
| 1997 F Super Duty | 3 | 13% |
| 1994 F Super Duty | 2 | 10% |
Other reported problem areas on the 1999 Ford F Super Duty
Counts are unique NHTSA complaints naming this component group. Complaints are unverified owner reports; mileage is computed only from complaints that included a usable odometer reading.