1999 Chevrolet Express Van Owner's Manual - Page 306
1999 Chevrolet Express Van Manual
Page 306 highlights
yellowblue 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 dealer. Air Conditioning Refrigerant Capacity 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. TYPE Refrigerant R-134a QTY Front Only 3.00 lbs. (1.36 kg) QTY Front and Rear 4.5 lbs. (2.04 kg) 6-70
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yellow
blue
6-70
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 dealer.
Air Conditioning Refrigerant Capacity
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.
TYPE
QTY Front Only
QTY Front
and Rear
Refrigerant
R
-
134a
3.00 lbs. (1.36 kg)
4.5 lbs. (2.04 kg)