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  1. Jeremiah_Yukon02

    2002 GMC Yukon Random Cylinder Misfire (P0300)

    alright guys i just installed new injectors (OEM) and now my truck has a random cylinder misfire (P0300) under hard acceleration and at idle sometimes, I've heard that it could be fixed with a camshaft position sensor relearn but i'm not exactly sure and honestly i don't have the money to throw...
    • Jeremiah_Yukon02
    • Thread
    • 02 5.3l flex fuel 5.3 engine idle engine load gmt800 help i need help please mechanical random misfire
    • Replies: 8
    • Forum: Engine & Drivetrain
  2. Jeremiah_Yukon02

    How much power will my truck make after these mods?

    Ok so I have a 2002 GMC Yukon 5.3 LM7, I think the stock power rating is 285?, Where do you think I'll be with a few bolt ons like, Shorty Headers, High Flow cats, catback exhaust and a blackbear tune? 145k Miles.
  3. Jeremiah_Yukon02

    Any good paint shops in West Palm Beach area?

    2.5-3.5k range pricing
  4. Jeremiah_Yukon02

    K2XX Reliability.

    Are the 2015-2020 GM trucks and SUVs reliable?, I haven't Heard the best about them but I would still own one of those over one of the newer trucks.
  5. Jeremiah_Yukon02

    I Need a tuner in the West Palm Beach, Florida area.

    If you guys know of anyone please tell me.
  6. Jeremiah_Yukon02

    2002 GMC Yukon 5.3, Want more power!

    How much horsepower will i get with a tune, Headers and catback?, And how much will it take for 400hp without a cam?. 145k Miles

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