TrailBlazer 2WD L6-4.2L VIN S (2003)
13. Connect the compressor hose assembly hose to the compressor (4).
14. Install the compressor hose assembly washers.
15. Install the retaining nut (3).
Tighten
Tighten the nut to .....33 N.m (24 lb ft).
16. Evacuate and recharge the A/C system.
17. Leak test the fittings of the components using the J 39400.