What kind of air conditioning refrigerant does a 2003 Oldsmobile alero use?

A 2003 Oldsmobile Alero uses R-134a as its air conditioning refrigerant. This type of refrigerant was commonly used in vehicles manufactured during that time period before the transition to more environmentally friendly options like R-1234yf in later models. If you're servicing the AC system, ensure to use the correct refrigerant type to maintain efficiency and system integrity.