Sierra Classic 3500 4WD V8-6.0L (2007)
Notice: Refer to Fastener Notice.
5. Connect the evaporator tube at the fitting.
Tighten the fitting to 25 N.m (18 lb ft).
6. Evacuate and recharge the system. Refer to Refrigerant Recovery and Recharging. See: Service and Repair/Removal and Replacement/Refrigerant
Recovery and Recharging
7. Leak test the fittings of the repaired component using J 39400-A.