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2003 Ford Explorer XLT 4.6L Spark Plugs
Posted to Ford Driveability on 6/7/2010 9 Replies

This engine has a design flaw with regaurds to the spark plug design. This is NOT the engine with the long reach plugs that break off in the head during removal, instead the number of threads that actually contact the cylnder head is limited. I've seen several...

9 Replies Received (View Replies)

  Related Documents & Media  2003 Ford Explorer XLT

 
Message Closed w/FIX

car Vehicle Data

2003 Ford Explorer XLT

VIN 1FMDU73W63
Engine4.6 L / 8 cyl / GAS
Trans5-speed Automatic (Electronic)
DeliveryFuel Injection / SEFI
EmissionsOBD-II Compliant
SymptomsSpark Plugs
Message Closed w/FIX

car Vehicle Data

2003 Ford Explorer XLT

VIN 1FMDU73W63
Engine4.6 L / 8 cyl / GAS
Trans5-speed Automatic (Electronic)
DeliveryFuel Injection / SEFI
EmissionsOBD-II Compliant
SymptomsSpark Plugs