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Home >> Jeep >> 2023 >> Wagoneer Carbide, RWD >> Repair and Diagnosis >> Heating, Ventilation & A/C (HVAC) >> HVAC Control Systems >> Heating And Air Conditioning (ATC) - DTCS B1030-11 To B1053-77 >> DTC Troubleshooting >> B1052-77-Rear Blend/Temperature Door Control-Commanded Position Not Reachable >> Possible Causes

Possible Causes

Possible Causes
HVAC WIRING HARNESS SHORTED
HVAC OR LINKAGE FAILURE
BLEND/TEMP DOOR BLOCKED OR OBSTRUCTED
ACTUATOR MECHANICAL FAILURE
HVAC MODULE

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

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