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Hummer
H3
Climate Control
Vent
2006 Hummer H3 SMOKE COMING OUT OF THE VENTS
2006 HUMMER H3
45,000 MILES • 6 CYL • AWD • AUTOMATIC
OJB
MEMBER
1 POST
WITH HEAT ON OR OFF, WHILE THE TEMP DIAL IS ON HOT, SMOKE COMES OUT OF THE VENTS.
WHAT IS THAT?
Oct 21, 2008 at 12:16 PM
BLACKOP555
✓
Experienced Mechanic
10,386 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?
Oct 21, 2008 at 12:45 PM
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