The Rear Mode Control Doors Do Not Change Between Ceiling Vents (Cool) And Floor Vents (Hot) (With Climate Control)

The rear mode control doors do not change between ceiling vents (cool) and floor vents (hot)

Probable cause: Rear mode control motor circuit malfunction. Do the rear mode control motor circuit troubleshooting Rear Mode Control Motor Circuit Troubleshooting (Without Climate Control)

Also check for

Climate control DTCs How To Troubleshoot The Climate Control System

Also check for

Blown fuse No. 36 (10 A) in the under-dash fuse/ relay box

Also check for

Poor or loose connections at the terminals