GM Service Manual Online
For 1990-2009 cars only

Refrigerant Oil Distribution/Replenishing

Replaced Component

Oil to Add ml (oz)

Important: If the refrigerant oil was removed from the A/C system during the recovery process or during the component replacement, the refrigerant oil must be replenished. Add the refrigerant oil as indicated.

A/C Compressor

60 ml (2 oz)

Condenser

30 (1)

Evaporator

90 (3)

Accumulator

30 (1) plus amount removed

Abrupt oil loss due to a large refrigerant leak

Add 90 (3) plus the required amount for the component being replaced (cause of the large leak)