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Home >> Chevrolet >> 2001 >> Venture Base, Van Passenger >> Repair and Diagnosis >> External Pages >> Different car >> Section 427 (Engine Exhaust System) >> Repair Instructions >> Exhaust Manifold Replacement - Right (LX5) >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2002 Oldsmobile Aurora. However, it is still accessible from the selected car via links, so may be relevant.
  1. Disconnect the cruise control cable (2) from the throttle body lever and bracket and position aside.
  2. Disconnect the accelerator cable from the throttle body lever and bracket and position aside.
    3. Fig 1: Disconnecting Cruise Control Cable
    G01818174Courtesy of GENERAL MOTORS CORP.
  3. Remove the air cleaner intake duct.
  4. Remove the air cleaner assembly.
  5. Remove the fasteners attaching the accelerator control cable bracket to the throttle body.
  6. Remove the accelerator control cable bracket.
    7. Fig 2: Removing Accelerator Control Cable Bracket
    G01818175Courtesy of GENERAL MOTORS CORP.
  7. Remove the vacuum brake booster. Refer to REMOVAL (L47) or REMOVAL (LX5) .
  8. Remove the transaxle filler tube. Refer to FLUID FILLER TUBE (4T65-E) .
  9. Set the park brake and chock the wheels.
  10. Fully lift the retainer from the transaxle range selector cable mechanism.
    Fig 3: Locating Transaxle Range Selector Cable Mechanism Retainer
    G01818176Courtesy of GENERAL MOTORS CORP.
  11. Disconnect the transaxle range selector cable terminal from the transaxle manual shift lever pin.
  12. Press the locking tabs inward in order to release the transaxle range selector cable from the bracket.
  13. Remove the transaxle range selector cable and position aside.
    Fig 4: Removing Transaxle Range Selector Cable
    G01818177Courtesy of GENERAL MOTORS CORP.
  14. Remove the bolt (1) connecting the ground lead to the top of the transaxle.
    Fig 5: Removing Ground Lead To Top Of Transaxle Bolt
    G01818178Courtesy of GENERAL MOTORS CORP.
  15. Disconnect the C101 (2) at the left strut tower.
    Fig 6: Locating C 101
    G01818179Courtesy of GENERAL MOTORS CORP.
  16. Disconnect the left wheel speed sensor connector (3).
  17. Remove the left wheel speed sensor lead (1) from the retaining brackets (2).
    Fig 7: Removing Left Wheel Speed Sensor
    G01818180Courtesy of GENERAL MOTORS CORP.
  18. Disconnect the C100 (2) at the top of the transaxle.
  19. Disconnect the harness (3) from the harness clip (1) and position the harness (3) aside.
    Fig 8: Disconnecting C 100 Harness Connector
    G01818181Courtesy of GENERAL MOTORS CORP.
  20. Remove the bolts attaching the exhaust manifold heat shield to the left exhaust manifold.
  21. Position the exhaust manifold heat shield aside in order to remove the right exhaust manifold crossover bolts.
    22. Fig 9: Removing Exhaust Manifold Heat Shield
    G01818182Courtesy of GENERAL MOTORS CORP.
  22. Raise and support the vehicle.
  23. Remove the two bolts attaching the left exhaust manifold to the right exhaust manifold crossover.
  24. Remove the exhaust manifold pipe. Refer to Exhaust Manifold Pipe Replacement (LX5) .
    Fig 10: Removing Left Exhaust Manifold To Right Exhaust Manifold Crossover Bolts
    G01818183Courtesy of GENERAL MOTORS CORP.
  25. Remove the right exhaust manifold studs.
    26. Fig 11: Removing Right Exhaust Manifold Studs
    G01818184Courtesy of GENERAL MOTORS CORP.
  26. Remove the heated oxygen sensor. Refer to UPSTREAM HEATED OXYGEN SENSOR .
  27. Disconnect the EGR inlet pipe from the right exhaust manifold.
  28. Remove the right exhaust manifold retaining bolts.
  29. Lower the vehicle.
  30. Remove the right exhaust manifold and the gasket from the engine. Do not reuse the gasket.
    31. Fig 12: Removing Right Exhaust Manifold & Gasket
    G01818185Courtesy of GENERAL MOTORS CORP.
  31. Remove the exhaust manifold crossover seal from the left exhaust manifold. Do not reuse the seal.
  32. Clean and inspect the right exhaust manifold. Refer to EXHAUST MANIFOLD CLEANING AND INSPECTION - RIGHT .
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