Installation Procedure

2006 Isuzu Ascender S, 4.2 S, 4WDSECTION Installation Procedure
WARNING: This page is about a different car, the 2007 Isuzu Ascender, 2007 GMC Envoy, 2007 Chevrolet TrailBlazer, and 2007 Buick Rainier. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: View Of HVAC Module
    GM651483Courtesy of GENERAL MOTORS CORP.
  1. Install the recirculation actuator.
  2. NOTE: Refer to FASTENER NOTICE .
  3. Install the screws to the recirculation actuator.

    Tighten:Β  Tighten the screws to 1.9 N.m (17 lb in).

  4. Install the air inlet assembly.
  5. Install the air inlet assembly screws.

    Tighten:Β  Tighten the screws to 1.9 N.m (17 lb in).

  6. Connect the electrical connector to the recirculation actuator.
  7. Install the HVAC module assembly. Refer to HVAC Module Assembly Replacement .
RENDER: 1.0x

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.