HEATER

  • Tiny
  • Marshall35@fuse.net
  • 2005 CHEVROLET AVALANCHE
  • V8
  • 4WD
  • 180,000 MILES

Heater blows cold air for about 20 minutes before it heats up

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have the same problem?
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No
Friday, December 3rd, 2010 AT 12:01 AM

1 Reply

  • Tiny
  • Rasmataz
  • MEMBER

Check the air blend door and actuator if okay could be coming from the HVAC control module itself

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Friday, December 3rd, 2010 AT 12:14 AM

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