GMC 1998 Safari Owner's Manual page 330

Rear Axle Capacity
standard
Rear
A x 1
. . .
. . . . . . . . . . .
3.5 pint (1.7 L)
Locking Rear Axle
.
. . . . . . . . . . . . .
.
3.5 pint (1.7
L)
Air Conditioning Refriqerants
Not all a i r conditioning refngerants 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 dealer.
Refrigerant should be added only by a qualified
A/C technician.
Air Conditioning Refrigerant CaDacit
P P e
System Quantity'
R- 134a C-60** 2 lbs. (0.91 kg)
R- 134a C-69*** 3 lbs. (1.36 kg)
*All quantities are approximate.
**Front A/C only.
***Front and Rear N C .
NOTICE:
R-134a refrigerant is not compatible with R-12
refrigerant in an air conditioning system, R-12 in
an R-134a system will cause compressor failure,
refrigerant oil sludge or poor air conditioning
system performance.
I
6-68