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  1. 4x4 Drivetrain
    I had some 4x4 problems with my 2003 trailblazer. My wife drove it for a month around town on dry pavement in 4hi. At first I thought it could be the front acutator, but I took it apart and it was fine. I cleaned out the old grease and put new stuff in. Then I thought it might be the...
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