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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1448 (HVAC Systems - General Servicing) >> Repair Instructions >> Blower Motor Replacement - Auxiliary (Rear Auxiliary) >> Installation Procedure

Installation Procedure

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2004 Oldsmobile Bravada, 2004 GMC Envoy XUV, 2004 GMC Envoy XL, 2004 GMC Envoy, and 2004 Chevrolet TrailBlazer. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: Locating Electrical Connectors
    GM819794Courtesy of GENERAL MOTORS CORP.
  1. Install the blower motor-auxiliary (1) to the HVAC module-auxiliary (2).
    2. NOTE: Refer to FASTENER NOTICE in Cautions and Notices.
  2. Install the blower motor-auxiliary screws.

    Tighten:  Tighten the screws to 2 N.m (18 lb in).

  3. Connect the electrical connectors (3, 4).
    4. Fig 2: Auxiliary HVAC Module
    GM735953Courtesy of GENERAL MOTORS CORP.
  4. Install the retaining bolts (5) to the HVAC module-auxiliary.
    5. NOTE: Refer to FASTENER NOTICE in Cautions and Notices.
  5. Tighten the HVAC module-auxiliary retaining bolts (5).

    Tighten:  Tighten the bolts to 10 N.m (88 lb in).

  6. Install the retaining nuts (4) to the HVAC module-auxiliary (1) under the vehicle.

    Tighten:  Tighten the nuts to 10 N.m (88 lb in).

  7. Install the right rear quarter trim. Refer to Trim Panel Replacement - Rear Quarter - Right (TrailBlazer, Envoy, Bravada) or Trim Panel Replacement - Rear Quarter - Right (TrailBlazer EXT, Envoy XL) in Interior Trim.
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