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Home >> Chrysler >> 2009 >> 300 Signature Series >> Repair and Diagnosis >> External Pages >> Different car >> Section 334 ((HVAC Systems (ATC) - Electrical Diagnostics)) >> DTC Troubleshooting >> B10A8-Left Blend Door Actuator Performance >> Possible Causes

Possible Causes

WARNING: This page is about a different car, the 2010 Dodge Charger and 2010 Chrysler 300. However, it is still accessible from the selected car via links, so may be relevant.
Possible Causes 
DOOR DRIVER CIRCUIT(S) SHORTED HIGH, SHORTED LOW, SHORTED TOGETHER, OPEN
DOOR ACTUATOR(S) BINDING, BROKEN
DOOR ACTUATOR(S) LINKAGE BINDING, DISCONNECTED, MISSING, BROKEN
A/C HEATER CONTROL