2008 f150 5.4
03-15-2013, 09:42 AM
#1
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2008 f150 5.4
Okay guys I'm new here and need some help. Truck has 134000 on it just had the cam phasers replaced also new plugs, 3 tensioners,2 guides, 1 solenoid, timing chains. Now when under load have tapping noide then shudder. Code says bad coil pack changed it out still the same problem. Any ideas. Thanks
03-15-2013, 09:44 AM
#2
Mark
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check your cat's