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Home >> Chevrolet >> 2001 >> Venture Base, Van Passenger >> Repair and Diagnosis >> External Pages >> Different car >> Section 712 (Engine Exhaust System) >> Repair Instructions >> Exhaust Manifold Replacement - Left (3.1L) >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2003 Pontiac Grand Prix. However, it is still accessible from the selected car via links, so may be relevant.
  1. Install the left exhaust manifold gasket.
  2. Install the left exhaust manifold.
    NOTE: Refer to FASTENER NOTICE in Cautions and Notices.
  3. Install the left exhaust manifold nuts.

    Tighten 

    Tighten the nuts to 16 N.m (12 lb ft).

    Fig 1: Installing Gasket And Left Exhaust Manifold
    G02080647Courtesy of GENERAL MOTORS CORP.
  4. Install the left exhaust manifold heat shield.
  5. Install the left exhaust manifold heat shield bolts.

    Tighten 

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

    Fig 2: Installing Left Exhaust Manifold Heat Shield And Bolts
    G02080648Courtesy of GENERAL MOTORS CORP.
  6. Install the exhaust crossover pipe nuts to the left exhaust manifold.

    Tighten 

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

    Fig 3: Installing Exhaust Crossover Pipe And Nuts To Left Exhaust Manifold
    G02080649Courtesy of GENERAL MOTORS CORP.
  7. Install the exhaust crossover pipe heat shield.
  8. Install the exhaust crossover pipe heat shield bolts.

    Tighten 

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

  9. Install the thermostat bypass pipe. Refer to THERMOSTAT BYPASS PIPES REPLACEMENT in Engine Cooling.
  10. Install the right engine mount strut bracket. Refer to ENGINE MOUNT STRUT BRACKET REPLACEMENT - RIGHT in Engine Mechanical - 3.1 L.
  11. Install the air cleaner intake duct.
  12. Connect the negative battery cable. Refer to BATTERY NEGATIVE CABLE DISCONNECT/CONNECT PROCEDURE in Battery.
    Fig 4: Installing Exhaust Crossover Pipe Heat Shield And Bolts
    G02080650Courtesy of GENERAL MOTORS CORP.