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Home >> Chevrolet >> 2004 >> Avalanche 2500 >> Repair and Diagnosis >> External Pages >> Different car >> Section 412 (Engine Cooling System) >> Repair Instructions >> Thermostat Replacement (8.1L Engine) >> Installation Procedure

Installation Procedure

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    Fig 1: View Of Water Outlet, Bolts & Thermostat
    GM635643Courtesy of GENERAL MOTORS CORP.
  1. Install the thermostat (3).
  2. Install the water outlet (1).
    NOTE: Refer to Fastener Notice in Cautions and Notices.
  3. Install the water outlet bolts (2).

    Tighten:  Tighten the bolts to 30 N.m (22 lb ft).

    4. Fig 2: View Of Inlet Hose Clamp & Water Crossover
    GM751425Courtesy of GENERAL MOTORS CORP.
  4. Install the inlet hose to the water outlet.
  5. Position the inlet hose clamp at the water outlet.
  6. Fill the cooling system. Refer to Draining and Filling Cooling System .
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