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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1415 (Engine Control System - 4.2L (Introduction)) >> Repair Instructions >> Secondary Air Injection (AIR) Solenoid Valve Replacement >> 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: Removing/Installing AIR Solenoid Valve
    GM1304735Courtesy of GENERAL MOTORS CORP.
  1. Install the AIR solenoid valve (4) and the gasket (5) to the engine.
    2. NOTE: Refer to Fastener Notice in Cautions and Notices.
  2. Install the 2 AIR solenoid valve studs (3).

    Tighten:  Tighten the studs to 25 N.m (18 lb ft).

  3. Install the transmission fluid level indicator tube (2) to the AIR solenoid valve stud (3).
  4. Install the nut (1) securing the transmission fluid level indicator tube (2) to the AIR solenoid valve.

    Tighten:  Tighten the nut to 10 N.m (89 lb in).

    5. Fig 2: Disconnecting/Connecting Electrical Connector & Air Outlet Pipe From AIR Solenoid Valve
    GM1297815Courtesy of GENERAL MOTORS CORP.
  5. Connect the AIR pump air outlet pipe to the AIR solenoid valve.
  6. Connect the electrical connector to the AIR solenoid valve.
  7. Install the air cleaner outlet duct. Refer to Air Cleaner Resonator Outlet Duct Replacement .
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