Hot air blows out on passenger side of truck

2003 DODGE RAM

130,000 MILES • V8 • 4WD • AUTOMATIC

WILL O

MEMBER
1 POST

Hot air blows out on passenger side of truck/but verry little.On drivers side,cold air blows out with extreme force.Defrost blows out warm air.Temp guage in the truck reads normal.I had the radiator flushed,no difference. Any thoughts?

Jan 4, 2010 at 12:59 PM

JACOBANDNICKOLAS

✓Experienced Mechanic
110,246 POSTS

The vent doors are actuated by an motorized actuator it sounds like the mode actuator for the passengers side is out but you can check each of their operation and replace the one that is not working here it the location of each in the diagrams below with a guide that can help as well.

https://www.2carpros.com/articles/car-heater-not-working

and

https://www.2carpros.com/articles/replace-blend-door-motor

Check out the diagrams (Below). Please let us know what happens.

Images (Click to enlarge)