Removal and Installation
- Remove the accessory drive belt. For additional information, refer to «ACCESSORY DRIVE»(ref-255400) .
- Drain the cooling system. For additional information, refer to «COOLING SYSTEM DRAINING, FILLING AND BLEEDING»(ref-255386-S35525310252007053100000) in this article.
- Remove the 3 coolant pump pulley bolts and the pulley. To install, tighten to 25 Nm (18 lb-ft).
- Remove the 3 coolant pump retaining bolts and the coolant pump. To install, tighten to 10 Nm (89 lb-in).
- To install, reverse the removal procedure.
- Fill and bleed the cooling system. For additional information, refer to «COOLING SYSTEM DRAINING, FILLING AND BLEEDING»(ref-255386-S35525310252007053100000) in this article.
Scheme 1
- For additional information, refer to the procedures in this article.
Scheme 2
Scheme 3
Scheme 4
Scheme 5
- With the vehicle in NEUTRAL, position it on a hoist. For additional information, refer to «JACKING AND LIFTING»(ref-255374) .
- Disconnect the battery ground cable. For additional information, refer to «BATTERY MOUNTING AND CABLES»(ref-255404) .
- Disconnect the dual electric cooling fan electrical connectors.
- Drain the cooling system. For additional information, refer to «COOLING SYSTEM DRAINING, FILLING AND BLEEDING»(ref-255386-S35525310252007053100000) in this article.
- Lift and remove the cooling fan motors and shroud from the retainer brackets and lower from the vehicle.
- Disconnect the electrical connector from the horn.
- Release the clamp and disconnect the upper hose from the radiator.
- Release the clamp and disconnect the lower hose from the radiator.
- Remove the 5 pushpins and the lower radiator splash shield.
- Detach and support the air conditioning condenser.
- Detach the wiring harness retaining clip from the radiator support bracket.
- Detach the transmission fluid cooler from the 2 RH brackets and the LH bracket. Support the fluid cooler.
- Remove the 4 bolts and the lower core support. To install, tighten to 25 Nm (18 lb-ft).
- Remove the radiator.
- To install, reverse the removal procedure.
- Fill and bleed the cooling system. For additional information, refer to «COOLING SYSTEM DRAINING, FILLING AND BLEEDING»(ref-255386-S35525310252007053100000) in this article.
Scheme 6
- With the vehicle in NEUTRAL, position it on a hoist. For additional information, refer to «JACKING AND LIFTING»(ref-255374) .
- Disconnect the battery ground cable. For additional information, refer to «BATTERY MOUNTING AND CABLES»(ref-255404) .
- Disconnect the dual electric cooling fan electrical connectors.
- Lift and remove the cooling fan motors and shroud from the retainer brackets and lower from the vehicle.
- To install, reverse the removal procedure.
Scheme 7
- Release the pressure in the cooling system by slowly turning the pressure relief cap one half turn counterclockwise. When the pressure is released, remove the pressure relief cap.
- Using hose clamps pliers, clamp the radiator-to-degas bottle hose.
- Using a suitable suction device, siphon the coolant from the degas bottle.
- Disconnect the coolant hoses from the degas bottle.
- Remove the degas bottle bolt. To install, tighten to 10 Nm (89 lb-in).
- Remove the degas bottle. Lift the degas bottle out of the retainer.
- To install, reverse the removal procedure.
- Fill the degas bottle. Refer to «COOLING SYSTEM DRAINING, FILLING AND BLEEDING»(ref-255386-S35525310252007053100000) for the recommended coolant mixture and fill level.
Scheme 8
Scheme 9
- Drain the cooling system. For additional information, refer to «COOLING SYSTEM DRAINING, FILLING AND BLEEDING»(ref-255386-S35525310252007053100000) in this article.
- Disconnect the battery ground cable. For additional information, refer to «BATTERY MOUNTING AND CABLES»(ref-255404) .
- Disconnect the block heater electrical connector.
- Remove the block heater. To install, tighten to 21 Nm (15 lb-ft).
- To install, reverse the removal procedure.
- Fill and bleed the cooling system. For additional information, refer to «COOLING SYSTEM DRAINING, FILLING AND BLEEDING»(ref-255386-S35525310252007053100000) in this article.