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Home >> Buick >> 2007 >> Allure CX >> Repair and Diagnosis >> External Pages >> Different car >> Section 51 (Engine Exhaust System) >> Repair Instructions >> Exhaust Crossover Pipe Replacement (3.6L) >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2008 Buick LaCrosse and 2008 Buick Allure. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: View Of Front Fender Upper Diagonal Brace
    GM317801Courtesy of GENERAL MOTORS CORP.
  1. Remove the left inner fender brace. Refer to Front Fender Upper Diagonal Brace Replacement .
  2. Remove the air cleaner assembly. Refer to Air Cleaner Assembly Replacement .
    3. Fig 2: Identifying Right Engine Mount Strut
    GM1574578Courtesy of GENERAL MOTORS CORP.
  3. Remove the left front engine mount strut. Refer to Engine Mount Strut Replacement - Left Side .
    4. Fig 3: Identifying Left Engine Mount Strut
    GM1574576Courtesy of GENERAL MOTORS CORP.
  4. Remove the right front engine mount strut. Refer to Engine Mount Strut Replacement - Right Side .
    5. Fig 4: View Of Throttle Body
    GM1285255Courtesy of GENERAL MOTORS CORP.
  5. Remove the throttle body. Refer to Throttle Body Assembly Replacement .
  6. Rotate the engine forward as far as possible.
  7. Secure the engine with tie down straps.
  8. Remove the downpipe attaching nuts.
  9. Remove the two left bank and front right bank crossover pipe nuts.
  10. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle .
  11. Remove the left front tire and wheel. Refer to Tire and Wheel Removal and Installation .
  12. Remove the left inner fender splash shield. Refer to Front Fender Replacement .
  13. Remove the intermediate shaft bolt and separate the shaft from the steering gear. Refer to Intermediate Steering Shaft Replacement
  14. Support the left fail rail with a jack stand.
    15. IMPORTANT: DO NOT loosen the right side frame to body bolts.
  15. Remove only the left two frame to body bolts. Refer to Frame Replacement .
  16. Lower the frame with the jack stand and remove the jack stand.
  17. Remove the fourth exhaust crossover pipe nut.
  18. Lower the vehicle.
    19. Fig 5: View Of Fluid Filler Tube & Bracket Bolt
    GM161126Courtesy of GENERAL MOTORS CORP.
  19. Remove the transmission fluid filler tube. Refer to Transmission Fluid Filler Tube Replacement .
    20. Fig 6: View Of Crossover Pipe
    GM1705207Courtesy of GENERAL MOTORS CORP.
  20. Remove the crossover pipe.
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