LEMON Manuals: Even more car manuals for everyone
Home >> Chevrolet >> 2001 >> Venture Base, Van Passenger >> Repair and Diagnosis >> External Pages >> Different car >> Section 599 (Engine Exhaust System) >> Repair Instructions >> Exhaust Manifold Replacement - Left (LA1) >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2004 Pontiac Aztek and 2004 Buick Rendezvous. However, it is still accessible from the selected car via links, so may be relevant.
  1. Remove the throttle body air inlet duct. Refer to Air Cleaner Intake Duct Replacement in Engine Controls - 3.4L.
  2. Drain the engine coolant from the cooling system. Refer to Draining and Filling Cooling System in Engine Cooling.
  3. Remove the right engine mount strut bracket. Refer to Engine Mount Strut Bracket Replacement - Right in Engine Mechanical - 3.4 L.
  4. Disconnect the inlet radiator hose from the engine. Refer to Radiator Hose Replacement - Inlet (LA1) or Radiator Hose Replacement - Inlet (LY7) in Engine Cooling.
  5. Remove the thermostat bypass pipe. Refer to Thermostat Bypass Pipes Replacement in Engine Cooling.
  6. Remove the exhaust crossover pipe. Refer to Exhaust Crossover Pipe Replacement (LA1)  or Exhaust Crossover Pipe Replacement (LY7) .
    7. Fig 1: View Of Exhaust Manifold Heat Shield & Bolts - Left
    GM60831Courtesy of GENERAL MOTORS CORP.
  7. Remove the exhaust manifold heat shield bolts.
  8. Remove the exhaust manifold heat shield.
    9. Fig 2: View Of Exhaust Manifold & Exhaust Manifold Gasket - Left
    GM54301Courtesy of GENERAL MOTORS CORP.
  9. Remove the exhaust manifold nuts.
  10. Remove the exhaust manifold.
  11. Remove the exhaust manifold gasket.
  12. Clean the engine left side exhaust manifold to the engine left side cylinder head sealing surfaces. Refer to Exhaust Manifold Cleaning and Inspection in Engine Mechanical 3.4L Unit Repair.
scientia non olet · About LEMON Manuals