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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 678 (HVAC Systems - Automatic) >> Repair Instructions >> Mode Actuator Replacement (W/O D07) >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2002 GMC Sierra, 2002 GMC Cab & Chassis Sierra, 2002 Chevrolet Silverado, and 2002 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
  1. Remove the floor air outlet duct extension (1) from the floor duct (2).
    Fig 1: Floor Air Outlet Duct Extension & Floor Duct
    G01666819Courtesy of GENERAL MOTORS CORP.
  2. Disconnect the electrical connection at the mode actuator (10).
    Fig 2: Mode Actuator Electrical Connection
    G01666820Courtesy of GENERAL MOTORS CORP.
  3. Remove the mode actuator mounting screws from the HVAC module.
  4. Remove the mode actuator as an assembly with the actuator cam.
    Fig 3: Mode Actuator Assembly
    G01666821Courtesy of GENERAL MOTORS CORP.
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