Sierra 1500 4WD V8-6.0L VIN U (2006)
Tighten
Tighten the nut to 16 N.m (12 lb ft).
7. Install the compressor hose to the accumulator.
8. Install the compressor hose nut to the accumulator.
Tighten
Tighten the nut to 16 N.m (12 lb ft).
9. Connect the electrical connector to the A/C low pressure switch.
10. Install the nut to the evaporator tube (3).
Tighten
Tighten the nut to 25 N.m (18 lb ft).
11. Install the evaporator tube to the evaporator.
12. Install the evaporator tube nut to the evaporator.
Tighten
Tighten the nut to 16 N.m (12 lb ft).
13. Evacuate and recharge the system. Refer to Refrigerant Recovery and Recharging.
14. Leak test the fittings of the component using the J 39400-A.