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Home >> Cadillac >> 2016 >> ELR >> Repair and Diagnosis >> Engine Mechanical >> Engine Exhaust System >> Repair Instructions >> Exhaust Pipe Replacement >> Installation Procedure
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Installation Procedure

  1. Carefully position the exhaust pipe and muffler assembly to the vehicle.
    2. Fig 1: Exhaust Muffler Isolator
    GM2398022Courtesy of GENERAL MOTORS COMPANY
  2. Install the exhaust pipe onto the exhaust isolator (1).
    3. Fig 2: Exhaust Muffler Clamp Nut
    GM2412891Courtesy of GENERAL MOTORS COMPANY
    CAUTION:

    Refer to Fastener Caution .

    NOTE:

    Make sure the exhaust muffler clamp is fully seated into the slot on the catalytic converter before tightening the exhaust clamp nut.

  3. Install the exhaust muffler resonator pipe into the 3-way converter (2) and tighten the clamp to 55 N.m (41 lb ft).
    4. Fig 3: Rear Exhaust Muffler Bracket Bolts
    GM2398019Courtesy of GENERAL MOTORS COMPANY
  4. Install the rear exhaust muffler hanger bolts (1) and tighten to 22 N.m (16 lb ft).
  5. Raise and Install the rear axle. Refer to Rear Axle Replacement .
  6. Lower the vehicle.
  7. Start the engine and check for exhaust leaks.
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