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Home >> GMC >> 2006 >> Sierra 1500 HD, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1624 (Engine Exhaust System) >> Repair Instructions >> Turbocharger Exhaust Pipe Replacement (6.6L) >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2010 GMC Sierra, 2010 GMC Cab & Chassis Sierra, 2010 Chevrolet Silverado, and 2010 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: View Of Turbocharger Exhaust Pipe Bracket Bolt
    GM1875245Courtesy of GENERAL MOTORS CORP.
  1. Install the turbocharger exhaust pipe into the clamp and position the pipe flat against the turbocharger.
  2. Loosely install the turbocharger exhaust pipe to bracket bolt (1).
    3. Fig 2: View Of Turbocharger Exhaust Pipe Heat Shield & Bolts
    GM1875243Courtesy of GENERAL MOTORS CORP.
    CAUTION: Refer to Fastener Caution .
  3. Position the turbocharger exhaust pipe heat shield and install the heat shield bolts.

    Tighten:  Tighten the bolts to 10 N.m (89 lb ft).

    4. Fig 3: View Of Fill Tube To Bellhousing Nuts
    GM702776Courtesy of GENERAL MOTORS CORP.
  4. Position the transmission fluid fill tube.
  5. Install the transmission fluid fill tube to bellhousing nuts.

    Tighten:  Tighten the nuts to 18 N.m (13 lb ft).

    6. Fig 4: View Of Turbocharger Clamp Bolt
    GM1875240Courtesy of GENERAL MOTORS CORP.
    NOTE: Prior to tightening the turbocharger exhaust clamp, ensure that the turbocharger exhaust pipe is inserted into the clamp.
  6. Tighten the turbocharger exhaust pipe to turbocharger clamp bolt (1).

    Tighten:  Tighten the bolt to 15 N.m (11 lb ft).

  7. Install the catalytic converter. Refer to Catalytic Converter Replacement (LY6 with Exhaust Flange)  or Catalytic Converter Replacement (L9H with Exhaust Flange)  or Catalytic Converter Replacement (Gen IV Engines with Exhaust Clamp)  or Catalytic Converter Replacement (LFA with Exhaust Clamp)  or Catalytic Converter Replacement (LMM) .
  8. Tighten the turbocharger exhaust pipe to bracket bolt.

    Tighten:  Tighten the bolt to 34 N.m (25 lb ft).

    9. Fig 5: View Of Upper Heat Shield & Bolts
    GM1875237Courtesy of GENERAL MOTORS CORP.
  9. Install the turbocharger upper heat shield and bolts.

    Tighten:  Tighten the bolts to 10 N.m (89 lb in).

  10. Install the EGR valve cooler. Refer to Exhaust Gas Recirculation Valve Cooler Replacement .
  11. Install the glow plug control module and both brackets. Refer to Glow Plug Control Module Replacement .
  12. Install the transmission. Refer to Transmission Replacement .
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