SPARKPLUG POPPING OUT WHILE DRIVING 60 MPH ON HIGHWAY ,THOUGHT IT WAS A BLOW OUT OF MY TIRE HAD TO QUICKLY MOVE OVER TO THE RIGHT AND EXIT .FOUND OUT IT WAS THE SPARKPLUG . LATER AFTER A FEW PHONE CALLS TO DEALERS AND MECHANICS THIS IS A PROBLEM THAT HAPPENS REGULARLY AND THAT FORD KNOWS ABOUT THIS PROBLEM. THIS SHOULD NEVER HAPPEN. I FEEL CHEATED AND I WOULD HAVE NEVER BOUGHT THIS TRUCK F-150 AT …
2006 Ford F-150 engine problems
severe 127 complaints filed with NHTSA · avg repair $3,100
Complaints
127
Recalls
0
Crashes
0
Avg fix
$3,100
What owners are reporting 5 most recent
THE ENGINE BEGAN TO TICK ON TOP. LATER IT BEGAN TO TICK ON THE BOTTOM. THE ENGINE LIGHT CAME ON AND I HAD IT CHECKED. THE CODE SAID IT WAS A CAM SENSOR. AS IT TURNED OUT THE ENGINE WAS NOT GETTING THE PROPER AMOUNT OF OIL DUE TO A CLOGGED A OIL PORT RESTRICTION. END RESULT HAD TO REPLACE THE ENGINE. WHILE AT THE SERVICE CENTER ANOTHER TRUCK CAME IN WITH THE SAME PROBLEM WITH SIMILAR MILEAGE…
VEHICLES MISFIRING AND STUBBLING DURING MODERATE ACCELERATIONS AND CRUISING WHEN A LOAD IS PUT ON MOTOR. ( GOING UP A HILL, SLIGHT INCLINE AND PASSING). *TR
I OWN A FORD F150 2006 TRUCK. I TOOK THE TRUCK IN FOR THE 100K SERVICE PER THE FACTORY SPECS FOR A TUNE UP/CHANGING OF THE SPARK PLUGS. THE SPARK PLUGS ARE DEFECTIVE AND BUILD CARBON AROUND THE BOTTOM AND WHEN THEY ARE REMOVED, THE CERAMIC BOTTOMS BREAK OFF INTO THE CYLINDER OF THE ENGINE. *TR
OEM SPARKPLUG IN 2006 F-150 KING RANCH (3-VALVE ENGINE). EXPERIENCED PREMATURE PLUG FAILURE AND RESULTING HIGH REPLACEMENT COSTS DUE TO DEFECTIVE SPARKPLUG DESIGN. PLUG FAILURE RESULTED IN SLUGGISH ENGINE PERFORMANCE THAT LED TO A NEAR ACCIDENT. *TR
Common questions
How serious is the engine problem on the 2006 Ford F-150?
It's a meaningful issue. 127 complaints have been filed and the failure mode causes operational problems for owners. Repairs average $3,100.
At what mileage does the engine typically fail?
Mileage data is limited for this issue. Owners report failures across a wide range, suggesting cause is more about driving conditions and maintenance than mileage alone.
What does it cost to fix?
Independent shops typically charge around $3,100 for engine repairs on this vehicle. Dealer pricing tends to run 20-40% higher. The exact figure depends on the specific failure mode, parts availability, and your local labor rates. If you're outside factory warranty, an extended service contract often covers this category.
Are there any recalls related to engine?
No active recalls currently cover engine issues on this vehicle. The complaints filed represent owner-reported failures that haven't risen to the level of a manufacturer-issued recall — but they're still worth knowing about before you buy or budget for repairs.
Other problem areas on this vehicle
Complaint and recall data sourced from the National Highway Traffic Safety Administration (NHTSA)
public records database. Severity ratings are derived from reported crashes, fires, injuries, and fatalities.
Repair cost estimates are independent-shop national averages and may differ in your area.
Some links on this page are affiliate links.