I wish my truck had a lopey idle. ;D The CPS may be it. I think the vehicle speed sensor or something like that, I can't remember what, would cause the tach and everything else to quit working. Is your speedo still working?

 

[quote author=BigBlackDodge link=board=4;threadid=12291;start=0#116338 date=1047752663]<br>Truck has a &quot;lopey&quot; idle. Tachometer is not working. When tach does start to work the engine kinda bumps up a little.<br><br>Camshaft Posistioning Sensor?<br><br>Pulled code 1596 but it is not on &quot;BAT Autos&quot; code list.<br><br>[/quote]<br><br>BAT has a &quot;light duty truck&quot; specific code list, and that is listed on there as &quot;speed control switch always high&quot;<br><br>Here's the link.<br>http://www.batauto.com/chrysler/99-01trk.shtml<br><br>Whatever that means is beyond me.<br><br>phox