i have a van this van , what a pain this is #2 times i have had to replace a coil and re tap a spark plug within a year.... i have an 5.4 with coil on plug , over head cam motor.......

has anyone had this same problem and is there something that someone can do about it.

my dealer did the first one 650.00 did not replace head just heil coil plug.....

now this time i am doing myself , it was under warrenty last time he said 650.00 later and bam......


i am mad as h--l do to this problem ,. if this keeps up i am going to half to shoot it.....lol

 

Thread moved to 4.6/5.4L V8 forum.

-Matt

 

Here's some good reading on the subject. https://www.ford-trucks.com/forums/s...77#post1887377