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Home >> Isuzu >> 2007 >> i-290 LS, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 83 (Engine Control System & Fuel System - 3.7L - Introduction (2 Of 2)) >> Repair Instructions >> Secondary Air Injection Check Valve Replacement >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2007 Isuzu i-370, 2007 GMC Canyon, and 2007 Chevrolet Colorado. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: Locating Air Injection (AIR) Pump Outlet Hose
    GM1749355Courtesy of GENERAL MOTORS CORP.
  1. Open the hood.
  2. Remove the air cleaner outlet duct. Refer to Air Cleaner Outlet Duct Replacement .
  3. Disconnect the secondary air injection (AIR) pump outlet hose quick connect fitting from the AIR check valve. Refer to Plastic Collar Quick Connect Fitting Service .
    4. Fig 2: Locating Air Injection (AIR) Check Valve & Studs
    GM1749361Courtesy of GENERAL MOTORS CORP.
  4. Disconnect the engine wiring harness electrical connector (1) from the AIR check valve.
    5. Fig 3: Locating Air Injection (AIR) Check Valve Gasket
    GM1749363Courtesy of GENERAL MOTORS CORP.
  5. Remove the AIR check valve studs (3).
  6. Remove the AIR check valve (2) and gasket (1). Discard the gasket.
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