Recent content by ewilliams

My Truck: 1996 Chevy 3500 HD, 6.5 turbo diesel, manual trans Some history: For the last 2-3 years, lots of black smoke exits the tailpipe when I’m over approx 1/3 into the throttle. The amount of smoke is consistent and doesn’t change if im at half or full throttle. For a long time the power...