I have a 99 F250 Superduty with a 7.3 and a manual tranny. The speedometer has been bouncing around and finally went completely dead. I changed the VSS and now it isn't dead but it still bounces around. Any ideas what is wrong with it?
A forum community dedicated to Ford F-series owners and enthusiasts with a Power Stroke diesel engine. Come join the discussion about performance, bulletproofing, modifications, classifieds, troubleshooting, maintenance, and more!