Problem Reports

GMC Rally Wagon 3500

Report: Check Engine Light Due to Loose or Worn Gas Cap

• Check Engine Light and Misfire Due to Stuck Fuel Injectors
  One or more fuel injectors may become stuck closed causing an engine misfire  and the Chec...

  Common Problems > GMC Rally Wagon 3500

• Internal Faults in Distributor Can Cause Engine Problems
  The distributor may develop internal faults. This can cause a rough running engine or stalling...

  Common Problems > GMC Rally Wagon 3500

• Worn Valve Seats May Cause Engine Misfire
  The engine may develop a misfire due to worn valve seats. This fault will cause the Check Engin...

  Common Problems > GMC Rally Wagon 3500

• Idling Problems Due to Vacuum Leak in Throttle Body Gasket
  An engine vacuum leak may develop from the throttle body gasket causing a higher than normal id...

  Common Problems > GMC Rally Wagon 3500

• Intake Manifold Gaskets May Leak Coolant or Engine Oil
  The intake manifold gasket may develop and external engine oil or coolant leak. In some cases,...

  Common Problems > GMC Rally Wagon 3500