Replacing Heater Core Cover on Express 1/2 Ton Van V8 - 1999
12. Remove the retainers from the heater core.
13. Remove the heater core from the vehicle.
INSTALLATION PROCEDURE
1. Install the heater core to the vehicle.
2. Install the retainers to the heater core.
3. CAREFULLY close the heater core access door.
4. Install the retaining screws into the heater case.
5. Install the outer floor air outlet duct.
6. Install the right knee bolster.
7. Install the right kick panel.
8. Connect the heater hoses to the heater core.
9. Install the A/C accumulator.
10. Install the battery into the vehicle.
11. Install the coolant recovery reservoir or the surge tank.