My buddy has a 05 crew cab all stock 85k miles. He has a problem when he tows his 12k lb 5th wheel. Said it runs fine the all of a sudden black smoke and power. He pulls over pumps up the fuel filter and it's fine. No codes or anything. Any ideas guys?
Did he say he loses almost all power, and the engine shakes. Do a search on Ice Pick fix for the #2 & #7 injectors. Usually though it would through a code