Medium and Heavy Trucks
Have Truck Repair Questions? Ask an Expert
Hi Earl my name is***** year truck is this? Will the dash come on ans cycle with the key? Check engine come on and cycle with the key? Check all fuses and relays as well as for poor connections and the ECM and transmission inline harness and fuses between the battery box and ECM/TCM. Let me know
Click on this link for the Ignition and start circuit diagrams.
Will the dash come on and cycle with the key? Check engine come on and cycle with the key?
Try to pull fault codes and let me know what you have. Click this link.
Fault code retrieval