2005 Mercury Grand Marquis Q&A

2005 Mercury Grand Marquis Question: heating-control

can not change heating temp. changed from 80 degrees to 60 degrees still come out hot -
Answer 1
Temp/blend door actuator would be the most common problem, now changing it another job. -
Comment 1
Is that the same as heater control valve -
Comment 2
No. It's a small motor in a plastic box that mounts on the top middle of the heater box under the dash that controls or turns the door from the a/c to the heater core. Just changed one last Friday. Have done many over the years. -
Answer 2
adv you nave it done as not to break the doors -
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