I have a 1993 f350 7.3 non turbo. Diesel truck that idles from 1000 to 1500 when. It is turned on what could it be?
Tuesday, October 7th, 2014 AT 4:52 PM
1 Reply
KEN L
MASTER CERTIFIED MECHANIC
48,363 POSTS
Have you checked the linkage to the throttle actuator? Sometimes it can stick causing a high idle condition. Also, I have seen water in the fuel cause this issue as well. Please let us know what you find :-) Thanks for using 2Carpros. Com