Radiator: Service and Repair

Radiator/Cooling Fans, Removal and Installation





Radiator Cooling Fan Switching Temperatures.
Low speed
switches ON 198-2O7°F (92-97°C)
switches OFF 183-196°F (84-91°C)
High speed
switches ON 210-221°F (99-105°C)
switches OFF 196-208°F (91-98°C)

Tightening Torques
Coolant outlet to cylinder head 10 Nm (89 in-lb)
Coolant pump housing to cylinder block 20 Nm (15 ft-lb)
Coolant pump pulley to coolant pump 20 Nm (15 ft-lb)
Coolant pump to pump housing 10 Nm (89 in-lb)
Radiator mounting bracket (bolt) 10 Nm (89 in-lb)
Thermostat housing to coolant pump housing 10 Nm (89 in-lb)
Thermoswitch to radiator 25 Nm (18 ft-lb)

Radiator and Radiator Fan Removing and Installing

Removing

- Drain coolant refer to "Cooling System Draining and Filling". Service and Repair

- Remove coolant hoses from radiator.

- Remove connector from thermal switch and radiator fan.

- Remove radiator mounting bolts.

- Remove lock carrier with attachments. Service and Repair

- Lift out radiator, fan and shrouding.

For vehicles with A/C see "Vehicles with A/C" below.

Installing

- Installation is in the reverse order of removal.

- Filling with coolant refer to "Cooling System Draining and Filling". Service and Repair

- Electrical connections and routing refer to Electrical Wiring Diagrams.

- Check head light adjustment if necessary adjust.

Vehicles with A/C

CAUTION: Do not open refrigerant circuit.

NOTE: To avoid damage to the condenser refrigerant lines and hoses be sure that the hoses are not stretched, kinked or bent.

- Disconnect EVAP Canister Purge Regulator Valve (N80) with retaining ring from air cleaner lower section.

- Remove air cleaner housing complete with Mass Air Flow Sensor (G70).

- Remove A/C receiver/dryer and let hang free.

- Remove retaining clamps from refrigerant lines

- Remove condenser from radiator and pull as far forward as possible.

- Lift out radiator and fan.

- Hang up condenser and lines to prevent lines from being stretched.