GMC 1996 Savana Van Owner's Manual page 292

Air Conditioning Refrigerants
Not all air conditioning refrigerants are the same. If the air conditioning system in your vehicle needs refrigerant, be
sure the proper refrigerant is used. If you're not sure, ask your GM dealer.
TYPE
Refrigerant
R- 134a
QTY Front QTY Front and
Only
Rear
3.00 Ibs. 4.875 lbs.
(1.36 kg) (2.21 kg)
6-68