2007 Lincoln MKX Q&A

2007 Lincoln MKX Question: drivers side heat is cool while passenger side is hot

drivers side heating is cool no matter what temp is set while passenger works at whatever temp is set Coolant level is fine and thermostat is working correctly -
Answer 1
Sounds like a possible temperature blend door actuator - left side - may be failing. A diagnostic test should be done with the Dual Mode Temperature Control (DMTC) system. -