2006 HUMMER H3 SMOKE COMING OUT OF THE VENTS

  • Tiny
  • OJB
  • 2006 Hummer H3

Heater problem
2006 Hummer H3 6 cyl All Wheel Drive Automatic 45,000 miles

WITH HEAT ON OR OFF, WHILE THE TEMP DIAL IS ON HOT, SMOKE COMES OUT OF THE VENTS.
WHAT IS THAT?

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Tuesday, October 21st, 2008 AT 7:16 PM

1 Reply

  • Tiny
  • blackop555
  • Expert
  • 10,563 posts

Sounds like you have a bad heater core and you will have to replace it.

Does it smell like antifreeze and have a oily feel?

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Tuesday, October 21st, 2008 AT 7:45 PM

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