poor performance

  1. 96CK

    1996 GMC Z71 - 220k - Rough Idle/Hard Start - New to Me

    Well, I suppose this is as good a place to place an introduction as any. To start off with, it feels good to be back on a forum, I haven't been on one since I had an LS1 powered F-Body. Alright, so I just purchased this truck as a fixer to daily driver project. They just don't make them like...
  2. D

    Can't get it running right -

    Greetings all - - I have a 1998 GMC Suburban K1500 with the 5.7 Vortec engine. Recently, I have had issues with the way it runs - - I will be driving along and all is good, and then all of the sudden it will lose power, start sputtering, and sometimes even dies. I shut off the key (I can put...
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