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spark plug replacement

  1. New from Hot Springs Village, Arkansas

    Hi everyone. I am new to Trailblazer. As a matter of fact, I just brought home my first one today. It's a 2008 Trailblazer LS 4x4. I know that I paid top dollar for this vehicle, since I bought it from a new car dealership. This one was a trade-in. The vehicle does not have much for extras...
  2. [SOLVED] VIDEO - How to change spark plugs Trailblazer 2005

    The 02-09 "How-To" and DIY Section A quick simple explanation of how to change spark plugs in a 2005 or later Chevrolet Trailblazer. You don't need to be super handy to do this, and it will save you money! * The only slightly difficult part is the removing the wire harness to get at...
  3. Spark Plug Change

    OEM Issues
    How on earth do you change spark plugs on the 5.3L passenger side?!?! I can barely fit my hand through the engine compartment, even when taking out the washer fluid container ... Any thoughts on how to reach those plugs?
  4. Piece of spark plug in fell in when changing sixth spark plug

    OEM Issues
    Longtime reader and first time poster here. Yes the worst thing that could have happened to a guy trying to save money has happened. I was changing my spark plugs and when I was lifting the sixth spark plug out a piece of the porcelain broke off and fell inside the cylinder. I have a snake...
  5. Rough Engine Idle

    OEM Issues
    Hey all, Last weekend my 2003 GMC Envoy hit 100k and along with that came the idling problem. It sounds like it is misfiring and there is a faint smell of gas coming from the exhaust. The codes pointed to a faulty cam position sensor. I replaced it but it did not resolve the problem. It has...
  6. How to: Replacing spark plugs in an I6

    The 02-09 "How-To" and DIY Section
    Tools used: Flathead screwdriver Mini pick Pliers (ok I used wire strippers but needle nose pliers or dykes should be used) 1/4" ratchet, extension, 10mm socket Swivel spark plug socket, locking extension, extension Big 3/8" ratchet, stubby 3/8" ratchet Procedure: A more detailed step by step...