1993 Buick LeSabre Owner's Manual - Page 277

Capacities and Specifications Engine CodeL1 (L27)23.8L V-6 SF1 Belt TensionsAutomatically controlled by a Self-Tension idler pulley. Tension adjustment should never be necessary. Cooling System Capacity With air conditioning: 13 quarts/l2.5 liters Crankcase Capacity4 quarts/4 liters Air Conditioning Capacity4 R134 -2.0 lbs. (0.90 kilograms) R12 - 2.42 lbs. ( 1.09 kilograms) 1 2 Fuel Tank Capacity 18 gallons/68 liters Transaxle Drain & Refill - 6 quarts/5.7 liters MaintenanceItemPart Numbers3 Air Filter -A1096C Fuel Filter - GF580 Oil Filter - PF47 Radiator Cap - RC27 Spark Plug -41-600, GAP 0.060" PCV Valve - CV892C 3 4 8th Character of the Vehicle Identification Number. Made in a GM plant in the United States. Part numbers are AC type. Air Conditioning Refrigerant: 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 Buick dealer.