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U1800 Diagnostic Trouble Code Discussion for October 2014

Lost Communication With Fuel Injector Control Module


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Trouble Ticket Help Requests for DTC U1800
Help Request Posted
2002 GMC Sierra 2500 HD SL 6.6L No Start VIN: 1GTHK23172
... my diesel techs out there, im not one for asking for help , i almost always have to help and re sources to fix all my vehicles but my diesel experience is limited, the truck came in with a u 1000 , p0380, hard start condition, fuel in oil , most likely fro...
October 03, 2014