What kind of refrigerant is used in a 1986 Oldsmobile cutlass brougham?
The 1986 Oldsmobile Cutlass Brougham used R-12 refrigerant. R-12 refrigerant, also known as dichlorodifluoromethane (CCl2F2) or Freon-12, was commonly used in automotive air conditioning systems before it was phased out due to its ozone-depleting properties.