On the 3.7L V6 and 4.7L V8, Water may enter the spark plug wells and cause a Check Engine (MIL) light. A seal kit for the ignition coils will prevent further water entry.
Average mileage: 104,017 (102,000–106,053)
Engines affected: 4.7L V8, 5.7L V8 HEMI
9 people reported this problem
I just finished washing my car Saturday and for the first time my engine which is a brand new crate engine has hesitated for the past few days, runs bad, and won't accelerate at all. I am pissed and don't know what to do. Any suggestions.