Home >> Jeep >> 2021 >> Grand Cherokee L Laredo, RWD >> Repair and Diagnosis >> Heating, Ventilation & A/C (HVAC) >> HVAC Control Systems >> Heating & Air Conditioning (ATC) - DTCS B1E9C-11 To U1480-00 >> Diagnosis And Testing >> B1F13-12-Rear Right Heater Control 2-Circuit Short To Battery >> Default Action