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5.3l

  1. General GM Discussions
    Truck was sitting for 4 years I'm getting code po300 an code p0171 I replace plugs wires coil packs throttle body air intake still is running rough an smoking can anyone tell me wats wrong with this fucking truck
  2. Engine & Performance
    Hey guys, I wanted to get your ideas on an upcoming project I will have coming up. I have a 2008 Chevrolet Silverado 1500 with 180,000 miles and have been using a Range device to shut off the DOD/AFM since I have owned the truck which is about 50,000 miles. I am noticing there is a lot of...
  3. BDX Louisiana

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