2002 gmc2500 hd Duramax. Lb7 or trade my loss your gain lots off new parts I’m not a tech I’m unable to figure out the issue with it Truck has the engine light codes. Loook at the pictures all the wire under valve cover for the injectors are tight and getting reading through them. Parts list I replaced refurbished injectors with 3year warranty New lower and upper valve cove bolts New injector high pressure line New oil pressure sensor New belt and pulleys New orings and gasket New Fuel lines hose New parts a lot too many to list New calipers and rotor in front New brake lines front to back Rebuilt cp3 pump and fpr New radiator /water pump Replace the ficm harness already New Coolant temperature sensors Will need new tires * Driver window off track Frame is not rotted Will need rear bumper that completely rotted you can see in pics. The bed is rotted over the wheel wells There is rust on the two back door Clean title New York and bill of sale