it blows cold just won't switch to the roof vents
my saturn relay does not blow air from the roof vents just the floor. on 2005 Saturn Relay
1 answer 1 comment
Check the owners manual some do heat from the roof and A/C from the floor , that simple.
You might have to remove the plastic panels from the left rear inside of the van to see if the actuator motor is switching the vent door.