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Home >> Jeep >> 2022 >> Grand Cherokee L Laredo, RWD >> Repair and Diagnosis >> Heating, Ventilation & A/C (HVAC) >> HVAC Control Systems >> Heating & Air Conditioning (ATC) - DTCS B10E8-14 To B11C8-11 >> DTC Troubleshooting >> B10E8-14-Blower Motor Control-Circuit Short To Ground Or Open >> Possible Causes

Possible Causes

Possible Causes
FRONT BLOWER MOTOR FUSE
FRONT BLOWER PWM CONTROL CIRCUIT SHORTED TO GROUND
FRONT BLOWER PWM CONTROL CIRCUIT OPEN
BLOWER MOTOR POWER MODULE
HVAC MODULE

Always perform the PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE before proceeding. Refer to  PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE  . 

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