CONTROLS

2006 GMC C2500

Tiny

scott WILLIAMS

October, 14, 2010 AT 1:15 PM

Air Conditioning problem
2006 GMC C2500 V8 Two Wheel Drive Automatic 780000 miles

my a/c runs for awhile than all of asudden the heater starts blowing on the driver side. Why?

FOUND 2467 RELATED QUESTIONS

A/c

7 ANSWERS
2 IMAGES

Air Conditioning

12 ANSWERS

1 Answer

Tiny

hmac300

November, 2, 2010 AT 5:56 PM

Oneof your actuators on theheater box isn't working correctly or the control unit is making it do that. This picture is similarto what you have. they can be electric or vacuum


http://www.2carpros.com/forum/automotive_pictures/406719_actuator_8.jpg

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