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camshaft sensor

  1. 2004 4.2 Envoy Random misfire and no power

    Engine Tunes/Mods
    I have a 2004 envoy with the 4.2 I replaced the plugs and coil packs 6 months ago and it has run perfect. I went to start it up las week and it ran like crap. I put my code reader on it and got codes for the cam position sensor and the vvt actuator solenoid. I replaced both. Now I onlt get the...
  2. VVT solenoid stuck in engine block

    General
    Hi, I have a 2004 Trailblazer EXT LT (4.2). I need to replace my VVT solenoid. My problem seems unique though as I haven't seen anyone else mention this or complain about this on here or on YouTube. My particular issue is that the solenoid will not budge out of the engine block at all. I...
  3. Stalling

    Engine Tunes/Mods
    Have thoroughly cleaned the throttle body and replaced the camshaft sensor, yet it still wants to stall out when braking to a stop or sitting at idle. Also wants to choke off on acceleration. It's not throwing off any code. Need help! This site has been great in the past, hope you can help again!
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