Sierra 1500 4WD V6-4.3L (2008)
2. Install the evaporator tube nut to the condenser.
Tighten the nut to 16 N.m (12 lb ft).
3. Connect the evaporator tube to the auxiliary A/C tube using new sealing washers, if equipped.
4. Install the evaporator tube nut to the auxiliary A/C tube, if equipped.
Tighten the nut to 16 N.m (12 lb ft).
5. Install the evaporator tube to the evaporator.
6. Install the evaporator tube nut to the evaporator.
Tighten the nut to 16 N.m (12 lb ft).
7. Install the surge tank hold down nut and bolt and position aside.
8. Install the air cleaner assembly.
9. Install the upper radiator air baffle and deflector.
10. Evacuate and recharge the system. Refer to Refrigerant Recovery and Recharging.
11. Leak test the fittings of the components using the J 39400-A.
