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  1. The 02-09 "How-To" and DIY Section
    Hello everyone I just got myself a 2006 Trailblazer with a 5.3. It needs a few things, like a head gasket, which I'm not really worried about bc thats well within my wheel house. But there are some other things I'm questioning like for example the power steering on it is dead with no fluid in...
    5.3 head gasket new owner power steering
  2. Engine Tunes/Mods
    Currently Replacing the Head Gasket on my 4.2 L6 Current Additional Replacements: •Water Pump •Radiator •Timing Assembly •Fuel Injectors •Fuel Pressure Regulator •Spark plugs What else is recommended to replace or modify while I'm in this process? I may be upgrading the intake and adding a...
    head gasket performace valves
  3. The 02-09 "How-To" and DIY Section
    I feel stupid asking this, I need to know the easiest way to get the timing chain guide screw. I took on the task of changing the head gasket on my 2004 Chevy Trailblazer V6 4.5L. I'm down to this last bolt and we will be able to get to the gasket. I say we because I have to get my brother to...
    bolts chevy trailblazer head gasket timing chain
  4. OEM Issues
    Good Afternoon Everyone !!!... So a few days ago I noticed there was white smoke coming from my exhaust, and throughout the day I started realizing that it only appeared on the initial startup and NOT when it was in normal operating temperature anymore. The truck runs smoothly with no rough...
    head gasket oil spark plug white smoke
  5. The 02-09 "How-To" and DIY Section
    Hello, I have recently replaced my head gasket in my 2004 trailblazer, 4.2I 4x4. Everything went back as it should, I put the valve cover back on, got everything connected. Here is my delima. When you put the wiring harness back on top of the valve cover, and you have 2 main wires that run up...
    diagram harness head gasket wiring
  6. Engine Tunes/Mods
    I've had my 2006 Trailblazer for four years and never had a problem. This past October I noticed that my coolant gauge kept fluctuating and then started to go way over to high. I went right in to the shop and they said the coolant was low, filled it up and sent me on my way. About two weeks...
    coolant fuel pump fuel sensor head gasket trailblazer
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