To the top of the document
Orlando
   
GMDE Start Page Load static TOC Load dynamic TOC Help?

Exhaust Rear Silencer Replacement - except 2.0L LBN

Special Tools

CH-6614 Chain - Type Pipe Cutter

For equivalent regional tools, refer to Special Tools .

Removal Procedure

  1. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle
  2. Warning: In order to avoid being burned, do not service the exhaust system while it is still hot. Service the system when it is cool.

    Warning: Always wear protective goggles and gloves when removing exhaust parts as falling rust and sharp edges from worn exhaust components could result in serious personal injury.

    Caution: Do not bend the exhaust flex pipe more than 10 degrees in any direction. Bending of more than 10 degrees or twisting in a range of ±0.5 degrees will damage the exhaust flex decoupler.


    2511675
  3. Remove the 2 exhaust rear silencer hanger insulators (3) from the exhaust rear silencer (4).
  4. Remove the exhaust rear silencer hanger insulators bracket bolt (1) from the exhaust rear silencer end pipe bracket (2).
  5. Remove the exhaust rear silencer end pipe bracket (2).
  6. Place the exhaust system on to the rear axle.

  7. 2191667
  8. Note the dent marks (1) around the exhaust pipe.

  9. 2373096
  10. Support the intermediate pipe.
  11. Note: A second technician is required.

  12. Cut the exhaust rear silencer end pipe from the exhaust rear silencer (4) with the CH-6614 cutter (2) at the marked positions (3).
  13. Remove the exhaust rear silencer end pipe.
  14. Cut the exhaust rear silencer (4) at the marked position (1).
  15. Remove the exhaust rear muffler (4).

Installation Procedure

  1. In case of reuse of the exhaust parts, check the exhaust pipes at the separating sets for the following conditions:
  2. • roundness of the exhaust pipe, any deformation in the range of the double-clamp must be eliminated
    • burrs inside and outside the exhaust pipe at the cutting edge, use a file to eliminate
    • rust at the exhaust pipe outside, use sandpaper to eliminate

    2512627

    Note: A second technician is required.

  3. Install the exhaust rear silencer (7) to the 2 exhaust rear silencer hanger insulators (6).
  4. Install the exhaust pipe clamp (1) and loosely tighten.
  5. Install the exhaust rear silencer end pipe (5).
  6. Install the exhaust rear muffler end pipe bracket (4) to the exhaust rear muffler end pipe.
  7. Caution: Refer to Fastener Caution in the Preface section.

  8. Install the exhaust rear silencer end pipe bracket bolt (3) to the exhaust rear silencer end pipe bracket (4) and tighten to 25 N·m (18 lb ft).
  9. Install the exhaust pipe clamp (2) and loosely tighten.
  10. Position the exhaust rear silencer.
  11. Tighten the exhaust pipe clamp (1) to 30 N·m (22 lb ft).
  12. Position the exhaust rear silencer end pipe (5).
  13. Tighten the exhaust pipe clamp (2) 30 N·m (22 lb ft).
   


© Copyright Chevrolet. All rights reserved
   


© Copyright Chevrolet. All rights reserved