while running ac at any position (head vent, defrost,floor vent) the passenger side blows extremely hot constantly.
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2004 Hummer H2 Question: air conditioning blows hot on passenger constantly.
On certain vehicles, there are seperate control units for each side of the car which can contribute to the blend doors not opening or closing.
If you need this diagnosed properly you can call one of our four stores @
1) Willowbrook (281) 890-9400 3) The Woodlands (281) 465-9410
2) Champions (281) 370-7900 4) Cypress (281) 304-7833