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Home >> Chevrolet >> 2012 >> Tahoe PPV >> Repair and Diagnosis >> External Pages >> Different car >> Section 1679 (Engine Mechanical - 6.6L (LMM) - Repair Instructions - Off Vehicle (3 Of 3)) >> Engine Coolant Thermostat Housing Installation

Engine Coolant Thermostat Housing Installation

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 Thermostat Housing
    GM1335441Courtesy of GENERAL MOTORS CORP.
  1. Install the thermostat housing.
    2. CAUTION: Refer to Fastener Caution .
  2. Install the thermostat housing bolts and nuts.

    Tighten:  Tighten the thermostat housing bolts and nuts to 25 N.m (18 lb ft).

    3. Fig 2: View Of Fuel Pipe Bracket Bolt
    GM1335434Courtesy of GENERAL MOTORS CORP.
  3. Install the fuel pipe bracket bolt.

    Tighten:  Tighten the fuel pipe bracket bolt to 25 N.m (18 lb ft).

    4. Fig 3: View Of Water Pump Inlet Pipe
    GM1335432Courtesy of GENERAL MOTORS CORP.
  4. Install the water pump inlet pipe.
    5. Fig 4: View Of Turbocharger Coolant Outlet Hose & Clamps
    GM1335429Courtesy of GENERAL MOTORS CORP.
  5. Install the turbocharger coolant outlet hose and clamps.
    6. Fig 5: View Of Water Pump Inlet Pipe Bolts
    GM1335424Courtesy of GENERAL MOTORS CORP.
  6. Install the water pump inlet pipe bolts.

    Tighten:  Tighten the water pump inlet pipe bolts to 25 N.m (18 lb ft).

    7. Fig 6: View Of Exhaust Gas Recirculation (EGR) Coolant Pipe, Hose & Bolts
    GM1335419Courtesy of GENERAL MOTORS CORP.
  7. Install the EGR coolant pipe.
  8. Install the EGR coolant pipe bolts.

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

    9. Fig 7: View Of Engine Coolant Temperature Sensor & Electrical Connector
    GM1335413Courtesy of GENERAL MOTORS CORP.
  9. Connect the coolant temperature sensor.
    10. Fig 8: View Of Oil Filler Tube
    GM1335401Courtesy of GENERAL MOTORS CORP.
  10. Install the oil fill tube.
    11. Fig 9: View Of Oil Filler Tube Bolts
    GM1335397Courtesy of GENERAL MOTORS CORP.
  11. Install the oil fill tube bolts.

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

    12. Fig 10: View Of Water Outlet
    GM1335393Courtesy of GENERAL MOTORS CORP.
  12. Install the water outlet.
    13. Fig 11: View Of Water Outlet Bolts
    GM1335391Courtesy of GENERAL MOTORS CORP.
  13. Install the water outlet bolts.

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

    14. Fig 12: View Of Electrical Harness Bracket Bolt
    GM1335388Courtesy of GENERAL MOTORS CORP.
  14. Install the electrical harness bracket.
  15. Install the electrical harness bracket bolt.

    Tighten:  Tighten the electrical harness bracket bolt to 10 N.m (89 lb in).

    16. Fig 13: View Of Turbocharger Inlet Coolant Hose At Turbocharger Coolant Bypass
    GM1335386Courtesy of GENERAL MOTORS CORP.
  16. Connect the turbocharger coolant inlet hose.
    17. Fig 14: View Of Main Electrical Connector Harness Bracket & Bolts
    GM1334948Courtesy of GENERAL MOTORS CORP.
  17. Install the main electrical harness bracket.
  18. Install the main electrical harness bracket bolts.

    Tighten:  Tighten the main electrical harness bracket bolts to 10 N.m (89 lb in).

    19. Fig 15: View Of Turbocharger Vane Position Sensor & Electrical Connector
    GM1334926Courtesy of GENERAL MOTORS CORP.
  19. Connect and install the turbocharger vane position sensor.
    20. Fig 16: View Of Barometric Pressure Sensor Electrical Connector
    GM1334921Courtesy of GENERAL MOTORS CORP.
  20. Connect and install the barometric sensor.
    21. Fig 17: View Of Main Engine Electrical Harness Connector Bolts
    GM1334916Courtesy of GENERAL MOTORS CORP.
  21. Install the main engine electrical harness connector hold down bolts.

    Tighten:  Tighten the main electrical harness connector hold down bolts to 10 N.m (89 lb in).

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