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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1511 (Engine Controls (Introduction) -- 5.7L) >> Repair Instructions >> Secondary Air Injection (AIR) Check Valve/Pipe Replacement - Bank 1 >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2004 Chevrolet Corvette. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: AIR Hose, AIR Pipe & Check Valve
    GM59582Courtesy of GENERAL MOTORS CORP.
    NOTE: Refer to Fastener Notice in Cautions and Notices.
  1. Screw the check valve onto the AIR pipe.

    Tighten:  Tighten the check valve to the AIR pipe to 23 N.m (17 lb ft).

  2. Connect the AIR pipe to the exhaust manifold.

    Tighten:  Tighten the AIR pipe to the exhaust manifold to 20 N.m (15 lb ft).

  3. Install the AIR hose to the check valve.
  4. Install the check valve clamp.