1994 Buick LeSabre Owner's Manual - Page 222

Engine AccessoryBelt A Engine Oil If the "CHECK OIL LEVEL" light on. the instrument panel comes on, it means you need to check your engine oil level right away. CHECK OIL LEVEL D' For more information, see"CHECK OIL LEVEL" light in the Index. should check your engine oil level You regularly; this is an added reminder. The 3800 (L27) engine uses an engine accessory belt. This diagram shows the features connected by the belt routing. See "Maintenance Schedule" in the Index for when to check the belt. A. Power Steering It's agood idea to check your engine oil every time you get fuel.In order to get an accurate reading, the oil must be warm and the vehicle must be on level ground. D. Air Conditioning E. Alternator F. Tensioner B. Crank C. Coolant Pump