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Home >> GMC >> 2003 >> Safari Van Cargo, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 556 (Engine Mechanical - 3.1L V6 - VIN (J) Unit Repair) >> Repair Instructions >> Air Injection Check Valve Removal

Air Injection Check Valve Removal

WARNING: This page is about a different car, the 2002 Buick Century. However, it is still accessible from the selected car via links, so may be relevant.
  1. Remove air injection vacuum hose.
    Fig 1: Air Injection Vacuum Hose
    G01763713Courtesy of GENERAL MOTORS CORP.
  2. Remove air injection check valve pipe, clamps, and bolt.
    Fig 2: Air Injection Check Valve Pipe, Clamps, And Bolt
    G01763714Courtesy of GENERAL MOTORS CORP.
  3. Remove air injection solenoid switch and bolt.
    Fig 3: Air Injection Solenoid Switch And Bolt
    G01763715Courtesy of GENERAL MOTORS CORP.
  4. Remove air injection check valve front nuts.
    Fig 4: Air Injection Check Valve Front Nuts
    G01763716Courtesy of GENERAL MOTORS CORP.
  5. Remove air injection check valve rear nuts.
    Fig 5: Air Injection Check Valve Rear Nuts
    G01763717Courtesy of GENERAL MOTORS CORP.
  6. Remove air injection check valve front bracket and bolt.
    Fig 6: Air Injection Check Valve Front Bracket And Bolt
    G01763718Courtesy of GENERAL MOTORS CORP.
  7. Remove air injection check valve rear bracket and nuts.
    Fig 7: Air Injection Check Valve Rear Bracket And Nuts
    G01763719Courtesy of GENERAL MOTORS CORP.
  8. Remove air injection check valve pipe adapters, front.
    Fig 8: Air Injection Check Valve Pipe Adapters, Front
    G01763720Courtesy of GENERAL MOTORS CORP.
  9. Remove air injection check valve pipe adapters, rear.
    Fig 9: Air Injection Check Valve Pipe Adapters, Rear
    G01763721Courtesy of GENERAL MOTORS CORP.
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