Envoy 4WD V6-4.3L VIN W (1998)
24. Remove the heater core access cover.
25. Remove the heater core from the heater box.
Installation Procedure
1. Install the heater core to the heater box.
2. Install the heater core access cover.
3. Install the heater core access cover retaining screws.
Tighten
^
Tighten the screws to 1.9 Nm (17 lb in).
