Silverado 2500 4WD V8-6.0L VIN U (2004)
14. Install the evaporator tube nut to the evaporator.
Tighten
Tighten the nut to 16 N.m (12 lb ft).
15. Evacuate and recharge the A/C system. Refer to Refrigerant Recovery and Recharging.
16. Leak test the fittings of the components using the J 39400-A.
