NOTE: Prior to reassembling, clean all the parts in solvent, dry them, and apply MTF to all contact surfaces.

Regulator Valve Body Disassembly, Inspection, and Reassembly (A/T)
Clean all parts thoroughly in solvent, and dry them with compressed air.
Blow out all passages except the air check valve filter.
Inspect the regulator valve body for scoring and ...
Evaporator Expansion Valve Replacement (With A/C)
Recover the refrigerant with a recovery/recycling/charging
station.
Remove the bolt from the A/C line clamp (A).
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Installation (Part -1)
Before installing the steering gearbox, make sure that no grease is on
the mating surface of the steering gearbox and the front subframe. To
prevent the gearbox mounting bolts from looseni ...