Check engine light on
2007 Chev Duramax LBZ. My check engine light came on so I have an appointment with the dealer. Took the camper off to take the truck to the dealer. Once the camper was off the check engine light we...
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Check engine light on again. Had the camper off the truck for 2 weeks. Hauled pallet of brick up a steep hill no problem. Loaded the camper back on from the back yard moved to front driveway and the CEL is back on again. Must be something to do with the camper wiring. First time with this problem since I had the camper since 2007 and loaded and unloaded camper many times. I have the camper wiring connected to the bumper trailer hitch via an extension cable. Now wonder what it is. Anyone have this problem before?
