2008 Mercury Grand Marquis, A/C Stuck On Heat
This 2008 Mercury Grand Marquis came in with the complaint that the a/c temperature was stuck on full heat. The complaint could have easily been reversed with no heat present and the system stuck on full cold. It has Automatic Temperature Control (ATC). I used my scan tool and found that there was a code … Continue reading “2008 Mercury Grand Marquis, A/C Stuck On Heat”