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Home >> Chevrolet >> 2012 >> Corvette Base, 2D Convertible, Automatic Trans >> Repair and Diagnosis >> Engine Mechanical >> Engine Exhaust System >> Repair Instructions >> Intermediate Pipe Replacement >> Installation Procedure
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Installation Procedure

    NOTE:

    If reinstalling the original intermediate pipe, the tail pipe/muffler band clips must be replaced. Mark the position of the band clips on the intermediate exhaust pipe. Remove the band clips by grinding the welds. Install new band clips on the intermediate pipe. Position the new band clips using the alignment mark created previously.

  1. Using a wire brush, clean the contact area of the left and right mufflers to the intermediate pipe.
  2. Apply a small amount of lubricant on the intermediate pipes and the left and right mufflers
  3. Position the intermediate pipe on the jack stands.
  4. Raise the intermediate pipe and install the intermediate pipe.
  5. Install the exhaust pipe seal.
  6. Fig 1: View Of Exhaust Mufflers And Intermediate Pipe
    GM1968507Courtesy of GENERAL MOTORS COMPANY
  7. Install the intermediate pipe (2) to the exhaust mufflers (1).
  8. NOTE:

    When install the retaining nuts, hand tighten them. This will allow the proper alignment of the exhaust system for the final assembly procedure.

  9. Install the retaining nuts (2).
  10. Remove the adjustable jack stands.
  11. Fig 2: View Of Exhaust Muffler Band Clamps
    GM932058Courtesy of GENERAL MOTORS COMPANY
    CAUTION:

    Refer to Fastener Caution .

  12. Tighten the exhaust muffler clamps (2) and (5).

    Tighten 

    Tighten the exhaust clamps bolts to 44 N.m (32 lb ft).

  13. Tighten the intermediate pipe to catalytic converter pipe nuts and bolts.

    Tighten 

    Tighten the intermediate pipe-to-catalytic converter pipe nuts and bolts to 25 N.m (18 lb ft).

  14. Fig 3: Identifying Exhaust Pipe Hanger Lower Nuts
    GM1968532Courtesy of GENERAL MOTORS COMPANY
  15. Tighten the exhaust pipe hanger lower nuts (1).

    Tighten 

    Tighten the exhaust pipe hanger nuts to 14 N.m (10 lb ft).

  16. Lower the vehicle.