The only refrigerant you can legally use in your 2001 Saturn would be the 134-A
The 2002 Saturn does not use "Freon" since Freon was manufactured by DuPont.
Most vehicles since mid 1990's have been using 134A refrigerant.
Freon is a brand name. It uses R134a refrigerant.
134A
R134a refrigerant.
refrigerant R 134a
All vehicles after the mid 90's use 134-A refrigerant. "Freon" is the name of a specific product, originally manufactured by DuPont. When the patent on Freon expired, DuPont introduced 134-A.
134a
R134a
Refrigerant is R134a
R-134
All of the newer vehicles used 134A refrigerant.
All Vehicles produced Post-1993 are required to utilize Refrigerant R134a.
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