Express 1/2 Ton Van V6-4.3L VIN W (1999)
Section 3 Heater Pipe Sectioning
1. Connect the first section of the heater pipes to the auxiliary heater.
2. Connect the second section of the heater pipes. Join the connectors to the first section heater pipes.
3. Connect the third section of the heater pipes. Join the connectors to the second section heater pipes.
4. Connect the front left side and the rear heater pipe connections.
5. Install the heater pipe retainers to the vehicle body.
6. Lower the vehicle.
7. Fill the engine coolant. Refer to Draining and Filling Cooling System in Engine Cooling.
8. Verify that there are no coolant leaks.
Auxiliary
REMOVAL PROCEDURE
1. Drain the engine coolant. Refer to Draining and Filling Cooling System in Engine Cooling.
2. Remove the exhaust system as necessary.
3. Remove the heat shields from the vehicle.