Home >> Jeep >> 2022 >> Grand Cherokee L Laredo, RWD >> Repair and Diagnosis >> Heating, Ventilation & A/C (HVAC) >> HVAC Control Systems >> Heating & Air Conditioning (ATC) - DTCS B1F10-11 To B2107-16 >> DTC Troubleshooting >> B1F10-13-Front Left Heater Control 2-Circuit Open >> Default Action