This is very old post BUT shot in the dark where are these 2 sensors located Gray and Black Ones ?
Gremlins . Will keep posted to what Detroit Finds and hopefully my issue will help someone else
Truck ran fine until we replaced all this. Now they are saying possible bad EGR even tho its new they are notorious to still come bad even new i...
HELP PLEASE !!! LOW BOOST, NO POWER Truck wont start on key when you turn it only Starts on starter Relay Nee Batteries as well Under full load...