blend door actulator location

2002 GMC YUKON
210,000 MILES • 4.8L • V8 • 2WD • AUTOMATIC
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GIOVANTA LILPOET MCPHEE
  • MEMBER
  • 1 POST
My air flow only blows through my defrost.
Aug 21, 2016 at 8:38 AM
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SATURNTECH9
  • ✓Experienced Mechanic
  • 30,869 POSTS
You want the mode door actuator the blend door adjusts the temperature .It is number 10 in the diagram.
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Aug 21, 2016 at 9:09 AM
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