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  1. Chevy C/K Truck Forum
    Ok so I'm new to chevys, new to California and this is my first rebuild. I got a 95 chevy k1500 Silverado 5.7L V8 350 with TBI, taking old motor out, still runs but want a bit more power. Am I able to put vortec heads from a 96 on my 95 block? Or just swap out with the 96 and be able to pass the...
  2. Chevy Silverado Forum (GMC Sierra)
    My 2003 5.3 Silverado has no cats and a thrush welded muffler. Recently I had to drive a long distance so I replaced the Thrush with a stock muffler. After the trip, I put the Thrush back on, and the drone is much louder and a lot less bearable than before I reverted to stock. The only...
  3. Chevy Silverado Forum (GMC Sierra)
    Does anyone know off hand if there is a location other than the sending unit to hook a mechanical gauge to check oil pressure? I have low oil pressure at idle, replaced the sending unit yesterday, no improvement. I know they made changes to the block so information on older generations probably...
  4. Chevy Silverado Forum (GMC Sierra)
    Hello. I have a 2004 silverado with the 5.3l vortec. Check engine light is on with code P0327 (knock sensor 1 circuit low). Before I take off the intake and replace it, I was wondering if someone could tell me what steps to do to verify it's the actual sensor itself and not something else. I've...
  5. Chevy Truck Talk & GM News
    HELP! My 2007 Yukon XL is giving me such a headache. Parked it a year and a half ago after it started doing all kinds of crazy things, after it started acting up we tried a few things (new plugs & wires, new fuel injectors and rail, checked coils) and none of it helped so we assumed that it...
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