Heavy Duty F150s - Who's got them, let's see them!
#71
BAMF Club
#72
Senior Member
Where did you get the fusebox?
#75
BAMF Club
#78
Is grind from stop especially noticeable if starting from a dead stop, on pavement, and into a turn (and not grind if starting going straight forward)? If so, as previous poster mentioned, you probably need diff fluid change with proper friction modifier added in.