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Home >> GMC >> 2006 >> Sierra 1500 HD, RWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 1 (Engine Controls - 6.6L - Introduction (2 Of 2)) >> Repair Instructions >> Exhaust Gas Recirculation (EGR) Valve Cooler Tube Replacement >> Installation Procedure

Installation Procedure

WARNING: This page is about a different variant/trim than selected.
  1. Install the EGR cooler tube.
    Fig 1: Installing EGR & Cooler
    GM1335573Courtesy of GENERAL MOTORS CORP.
    2. NOTE: Refer to Fastener Notice .
    Fig 2: Installing EGR Cooler Tube Bolts
    GM1335571Courtesy of GENERAL MOTORS CORP.
  2. Install the EGR cooler tube bolts.

    Tighten:  Tighten the bolts to 50 N.m (37 lb ft).

  3. Install the rear EGR cooler tube bolts.
    Fig 3: Installing Rear EGR Cooler Tube Bolts
    GM1335568Courtesy of GENERAL MOTORS CORP.

    Tighten:  Tighten the bolts to 20 N.m (15 lb ft).

  4. Install the EGR coolant pipe.
    Fig 4: View Of Exhaust Gas Recirculation (EGR) Coolant Pipe, Hose & Bolts
    GM1335419Courtesy of GENERAL MOTORS CORP.
  5. Install the EGR coolant pipe bolts.

    Tighten:  Tighten the bolts to 25 N.m (18 lb ft).

  6. Connect the EGR cooler tube heater hose.
    7. Fig 5: View Of EGR Valve Electrical Connector
    GM1335463Courtesy of GENERAL MOTORS CORP.
  7. Connect the EGR valve electrical connector.
    8. Fig 6: Installing Air Inlet Tube
    GM1602060Courtesy of GENERAL MOTORS CORP.
  8. Install the air inlet tube.
  9. Install the air inlet tube nuts.

    Tighten:  Tighten the nuts to 25 N.m (18 lb ft).

  10. Install the air inlet tube to intake manifold tube bolt and nut.
    Fig 7: Connecting Air Inlet Tube To Intake Manifold Tube
    GM1602059Courtesy of GENERAL MOTORS CORP.

    Tighten:  Tighten the bolt/nut to 10 N.m (89 lb in).

  11. Install the engine harness clip to the side of the air inlet tube.
  12. Connect the MAP sensor electrical connector (2).
    Fig 8: Connecting MAP And IAH Sensor Electrical Connectors
    GM1602064Courtesy of GENERAL MOTORS CORP.
  13. Connect the IAH electrical connector (1).
  14. Install the engine harness power lead (1) to the intake air heater stud.
    Fig 9: Installing Engine Harness Power Lead
    GM1653262Courtesy of GENERAL MOTORS CORP.
  15. Install the engine harness power lead nut (2) to the intake air heater stud.

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

    16. Fig 10: Installing Electrical Harness Bolts
    GM1602057Courtesy of GENERAL MOTORS CORP.
  16. Install a electrical harness bolts.

    Tighten:  Tighten the bolts to 4 N.m (35 lb in).

  17. Install the PCV hose/pipe. Refer to Air Cleaner Outlet Duct Replacement .
  18. Install a NEW quick connect fitting clip to the charged air cooler duct.
  19. Install the charged air cooler outlet duct to the intake.
    Fig 11: Installing Charged Air Cooler Outlet Duct
    GM1653035Courtesy of GENERAL MOTORS CORP.
  20. Install the intake manifold cover. Refer to Intake Manifold Cover Replacement .
  21. Fill the cooling system. Refer to Draining and Filling Cooling System (w/RPO HP2) or Draining and Filling Cooling System (w/o RPO HP2) .
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