Having problems with your 2002 Chevrolet TrailBlazer ?
There is heat coming out on the driver side not the passinger side
There is a blend door if it has split temp controls . Ether door hinge is broke or door actuator is gone bad. The part that moves the door. to locate actuator try here kslib.info goto I'm looking for and choose auto repair.
Repair Help & Product Troubleshooting for 2002 Chevrolet TrailBlazer
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