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Possible Causes

Possible Causes
HIGH RESISTANCE ON ANY OF THE 5 ACTUATOR CIRCUITS
DOOR, DUCTS, OR LINKAGE CONDITIONS THAT COULD CAUSE BINDING
MODE DOOR ACTUATOR
HVAC MODULE

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

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