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Home >> Pontiac >> 2009 >> Vibe Base, 2.4 0, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 125 (Engine Exhaust System) >> Repair Instructions >> Exhaust Manifold Replacement - Left Side >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2011 Cadillac DTS. However, it is still accessible from the selected car via links, so may be relevant.
WARNING:

Refer to Exhaust Service Warning .

WARNING:

Refer to Protective Goggles and Glove Warning .

    Fig 1: View Of Engine Harness Electrical Connector & Clips
    GM1665455Courtesy of GENERAL MOTORS COMPANY
  1. Remove the front engine mount bracket. Refer to Engine Front Mount Bracket Replacement .
  2. Remove the connector position assurance (CPA) retainer.
  3. Disconnect the engine harness electrical connector (3) from the heated oxygen sensor (HO2S).
    4. Fig 2: Locating HO2S Wiring Harness Connector
    GM1670526Courtesy of GENERAL MOTORS COMPANY
  4. Remove the HO2S.
    5. Fig 3: Identifying Exhaust Manifold Front Pipe Bolts
    GM1670489Courtesy of GENERAL MOTORS COMPANY
  5. Remove the exhaust manifold front pipe bolts (2).
    6. Fig 4: View Of Front Exhaust Manifold Pipe Flange & Seal
    GM1670472Courtesy of GENERAL MOTORS COMPANY
  6. Remove the exhaust manifold bolts.
  7. Remove the exhaust manifold (2).
  8. Remove and discard the exhaust manifold gasket (1).
  9. Remove and discard the front exhaust manifold pipe seal.
  10. Remove the front exhaust manifold pipe flange.
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