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Home >> Chevrolet >> 2003 >> Astro Van Cargo, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 969 (HVAC Systems - Automatic) >> Repair Instructions >> Blower Motor Control Processor Replacement >> Installation Procedure
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Installation Procedure

WARNING: This page is about a different car, the 2004 GMC Sierra, 2004 GMC Cab & Chassis Sierra, 2004 Chevrolet Silverado, and 2004 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
  1. Install the blower motor control processor (2) to the HVAC module (1).
    Fig 1: Blower Motor Control Processor
    GM735938Courtesy of GENERAL MOTORS CORP.
    2. NOTE: Refer to Fastener Notice in Cautions and Notices.
  2. Install the blower motor control processor retaining screws.

    Tighten:  Tighten the screws to 1.6 N.m (14 lb in).

  3. Connect the electrical connector (4) to the blower motor control processor (2).
    4. Fig 2: View Of Electrical Connector At The Blower Motor
    GM476821Courtesy of GENERAL MOTORS CORP.
  4. Connect the electrical connector at the blower motor.
  5. If equipped, install the sound insulator panel. Refer to Insulator Replacement - Instrument Panel (I/P) in Instrument Panel, Gages and Console.
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