1995 c3500HD 6.5L TD
when I start the truck it immediately high idles up to 2200 RPMand doesn’t come back down. When you attempt to hit the accelerator more than 1/2 way it chokes and sputters and falls on its face. You can disconnect the optical sensor and it stops high idleing but then it...
I had nearly the same symptoms as detailed in this thread: https://www.thetruckstop.us/forum/threads/smoking-pmd.48938/
Engine ran away, wouldn't respond to throttle input. Smoke and burning smell from the PMD. 4-year history of occasional stalls with immediate restarts and also fishbiting...
Just signed up. My first diesel was 1995 GMC extended cab 6.5 turbo - 220,000 miles - usual pump issues. I now have a 2004 chevy crewcab duramax - bought it new, now has 250,000+ miles. I still have the original injectors (if you can believe that). I had issues with them being "clogged" . Stupid...