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  1. 2002 Trailblazer ext ABS PROBLEMS

    TrailBlazer / Envoy Chat
    Hi Everyone need help with problems with my abs, Got a diagnostic run on my trailblazer because I had a check engine light P0301. The cam shaft sensor needed replacing and the 1 cyl was miss firing, I replaced the sensor and the 1st coil for the cyl and still the light is on and yes I drove it...
  2. 02 T.B. Cyl 1 misfire

    OEM Issues
    Thanks to all for the wealth of info in the forums.Problem: I have a cyl 1 misfire on 02 T.B.Pulled coil off and checked it to ground with screwdriver while running as i should,no spark.Bad coil,right?:undecided Problem is it is intermittant. Put it all back together and after driving to get my...