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  1. R

    Hydrogen = Increased MPG

    This weekend I plan on starting my investigation into creating hydrogen for use as an inline additive to the intake. I'm just doing some small scale experiments first to freshen up on my high school chemistry. The ultimate plan is to use some high conductance electrodes, maybe graphite...
  2. R

    Pitman and Idler arms

    I have a 98 Yukon 4x4. Has anyone here ever replaced the pitman and idler arms themselves? I'm in the middle of it now and it just seems impossible. The front crossmember is in the way, the ball-stud on the idler arm just spins which won't allow me to remove the nut to pull the arm. There is no...
  3. R

    4wd works!

    I just picked up my 98 Yukon last week. After reading through this forum for a little while about all the transfer case problems people have had, I figured mine would have them too. We're getting dumped on right now with snow and ice so I took it out last night to play and test the transfer...
  4. R

    Fixed rear end clunk

    I just bought a 98 Yukon last week. It had the clunk in back and horrible vibration above 50mph. Over the weekend, I pulled the driveshaft and found that the rear u-joint was toasted. One of the cups had no bearings left at all. I ended turning over my engine hoist to use the bottom part of the...
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