Truck runs great wont idle replaced iad and egr what else should i do
Mar 22, 2013 at 5:20 PM
JACOBANDNICKOLAS
✓Experienced Mechanic
110,246 POSTS
have you checked for vacuum leaks? If you have the 5.4L V8, check the back of the throttle body. There is a vacuum hose that has a 90 degree bend in it and is common to leak.