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How do you Change, Replace, or Install Broken 2002-2008 Chevrolet Trailblazer AC Heater Blower Motor Replacement

Fits years: 2002, 2003, 2004, 2005, 2006, 2007, 2008

All Chevrolet Trailblazer Blower Motors for sale Tools required:
  • 7/32 socket/ratchet with extension

  • 7mm socket/ratchet

Step 1: Locate the work area beneath the glove compartment on the passenger's side of the vehicle.

Step 2: Remove two 7mm bolts that hold the protective panel in place.

Step 3: Detach the wiring harnesses from the panel, once you have lowered it.

Step 4: You can now remove the panel.

Step 5: Open the glove compartment and release the tab that allows the door to fully drop down from its position.

Step 6: Using the 7/32 socket/ratchet and extension, access the mounting bolts that hold the blower motor in place. Remove these bolts. Disconnect the small rubber hose boot from the blower motor.

Step 7: You can now pull the blower motor from the vehicle.

Step 8: Disconnect the wiring lead from the blower motor, and remove the plastic casing that mounts to the top of the blower motor.

Step 9: Install the new blower motor by mounting the plastic cap, feeding the wiring harness through its opening, and connecting the rubber hose to the component. Mount it by tightening the 7/32 retaining bolts.

Step 10: Re-engage the glove compartment hinge.

Step 11: Reattach the wiring harnesses to the small plastic panel, and secure it by tightening the 7mm retaining bolts.
These Part Change / Installation Instructions Apply to:

02 2002, 03 2003, 04 2004, 05 2005, 06 2006, 07 2007, 08 2008 Chevrolet Trailblazer Blower Motors Replacement Instructions

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