General Procedure
- Add cooling system flush to the cooling system and follow the directions on the package.
- Drain the cooling system. REFER to COOLING SYSTEM DRAINING, FILLING AND BLEEDING .
- Remove the radiator. REFER to RADIATOR - 3.5L TI-VCT .
- Backflush the radiator with the radiator in an upside-down position with a high-pressure hose in the lower hose location and backflush.
- Remove the thermostat. REFER to THERMOSTAT - 3.5L TI-VCT .
- Position the high-pressure water hose into the engine through the upper radiator hose and backflush the engine.
- Install the thermostat. REFER to THERMOSTAT - 3.5L TI-VCT .
- Install the radiator. REFER to RADIATOR - 3.5L TI-VCT .
- Fill the cooling system. REFER to COOLING SYSTEM DRAINING, FILLING AND BLEEDING .
NOTE:
Radiator internal pressure must not exceed 137.9 kPa (20 psi), or the radiator can be damaged