1990 Ford F250 truck wont turn off

1990 FORD F-250
Avatar
KIMHERMANKLH
  • MEMBER
  • 1 POST
Engine Mechanical problem
1990 Ford F250 6 cyl Two Wheel Drive Automatic

I turned the key off. My truck wont turn off. why? What do I need to fix. What's the problem.
Apr 13, 2009 at 4:24 PM
Advertisement
Avatar
RASMATAZ
  • ✓Experienced Mechanic
  • 75,992 POSTS
Something is holding the throttle plate from fully closing causing it to diesel check the ISC motor
Apr 13, 2009 at 5:48 PM
Join 2CarPros for free, one of the most advanced car repair communities on the internet. From first-time drivers to seasoned mechanics, everyone is welcome to reply, share details, and get better answers. You can add a temporary image or video first; uploads are limited to 20 MB.
Ask a Free Question
Repair Safety Notice: This information is for general instructional purposes only. Vehicle repair can be dangerous. Verify all information, follow manufacturer service procedures, use proper tools and safety equipment, and consult a qualified repair shop when needed.