Express 1/2 Ton Van V6-4.3L VIN W (1999)
Radiator Hose: Service and Repair
Removal Procedure
1. Partially drain the engine coolant.
2. Remove the coolant hose from the radiator.
3. Remove the coolant hose from the thermostat housing or the coolant pump.
4. Remove the coolant hose from the vehicle.
5. On the 6.5L diesel remove the surge tank outlet hose from the lower coolant hose.
Installation Procedure
1. On the 6.5L diesel, install the surge tank outlet hose to the lower coolant hose.