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Home >> Jeep >> 2009 >> Commander Overland, 4WD >> Repair and Diagnosis (Single Page) >> Heating, Ventilation & A/C (HVAC) >> HVAC Control Systems >> (HVAC Systems (ATC) - Electrical Diagnostics) >> DTC Troubleshooting >> B100A-RECIRCULATION Switch Request Input Circuit Low >> Possible Causes

Possible Causes

Possible Causes 
A/C HEATER CONTROL DAMAGED
OBJECT HOLDING RECIRCULATION MODE SWITCH IN A PUSHED POSITION
SUBSTANCE CAUSING RECIRCULATION MODE SWITCH TO GET STUCK IN A PUSHED POSITION
A/C HEATER CONTROL