Yeah. I'm very confident problem solved. The guy says he does two or three Duramax's a week. I wish everyone knew about this problem. I spent lots of money needlessly and had lots of aggravation every time I towed. Thanks again
You are right. I finally found the right mechanic. These trucks have rubber hoses for fuel lines. As the truck ages, the lines will collapse due to the suction. I will mount an Air
Dog type pump back by the tank.
I have 06 duramax LBZ. When towing 9000 lb camper, truck will start overheating and when I back off it will go to limp-in mode. Thinking fuel filter, I remove it and find it half empty. Replace filter and it will run for 30 - 60 miles and do it again. I've had cooling system replaced (that's...
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