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Gmc envoy stalling

Discussion in 'Chevy Silverado Forum (GMC Sierra)' started by crrn204, Feb 17, 2010.

  1. crrn204

    crrn204 New Member

    Does anyone know why my 2004 envoy 4.2 liter would want to stall when you turn the heater on.Works great and quits when you turn the heat on,then you can start it back up and drive.

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