K 1500 Truck 4WD V8-4.8L VIN V (1999)
11. Remove the heater core cover.
12. Remove the heater core.
INSTALLATION PROCEDURE
1. Install the heater core.
2. install the heater core cover.
NOTE: Refer to Fastener Notice in Cautions and Notices.
3. Install heater core cover screws.
Tighten
Tighten the screws to 1.6 N.m (14 lb in).
4. Install the heater/ventilation module assembly to the vehicle.
5. Install the heater/ventilation module mounting nuts and the screws.
Tighten
-
Tighten the screws to 4 N.m (35 lb in).
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Tighten the nuts to 9 N.m (80 lb in).
