RECENTLY I CLEANED MY EGR VALVE PCV VALVE AND MY...

  • Tiny
  • Johns93jimmy
  • 1993 GMC Jimmy
  • 260,000 miles

Recently I cleaned my EGR valve, PCV valve, and my idle air intake control valve. Now my transmission wont shift into overdrive but every once in a while. Can this be related to ckeaning those components and if so, any ideas on how to fix it?

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Wednesday, February 27th, 2013 AT 3:52 PM

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