It looks like it's getting to the end for my DD, but I'm hoping someone on here has heard of a similar issue and knows the likely cause.
First off, it's a 98 F150 with the 5.4 V8 and auto trans w/ OD. Lifted 9" on 37's and 3.73s (Don't know if that's stock or not). It's got 220k and as far as...