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Home >> Jeep >> 2007 >> Wrangler Rubicon, Standard >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 2 (Engine & Automatic Transmission Cooling System) >> Engine >> Thermostat-Engine Coolant >> Installation >> Engine Coolant Thermostat-Installation-3.8L Engine

Engine Coolant Thermostat-Installation-3.8L Engine

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Fig 1: Thermostat - 3.8L
GC0063859Courtesy of CHRYSLER LLC
1 - THERMOSTAT HOUSING
2 - THERMOSTAT
  1. Position thermostat (2) in thermostat housing (1).
    Fig 2: Thermostat Housing - 3.8L
    GC0063858Courtesy of CHRYSLER LLC
    1 - MOUNTING BOLT
    2 - THERMOSTAT HOUSING
    3 - THROTTLE BODY ELECTRICAL CONNECTOR
  2. Install thermostat housing and thermostat assembly on intake manifold. Tighten bolts (1) to 28 N.m (250 in. lbs.).
  3. Install the radiator upper hose to thermostat housing (2).
  4. Connect throttle body electrical connector (3).
  5. Refill the cooling system to the proper level. See STANDARD PROCEDURE .
  6. Connect negative battery cable.
  7. Install air filter housing. Refer to INSTALLATION .