1998 Oldsmobile Cutlass Owner's Manual - Page 311

Ignition Transaxle Lock Check While parked, and with the parking brake try to turn set, the ignition key OFF in each shift lever position. The to key shouldturn to OFF only when theshift lever isin PARK (P). On all vehicles, the key should come only in OFF. out Park ona fairly steep hill, with the vehicle facing downhill. Keeping your on the regular brake, the foot set parking brake. Parking Brake and Automatic Transaxle PARK (P) Mechanism /*"leek To check the parking brake's holding ability: With in the engine running and transaxle NEUTRAL (N), slowly removefoot pressure from the regular brake by pedal. Do this until the vehicle is held the parking brake only. To check the PARK (P) mechanism's holding ability: With the engine running, shift to PARK (P). Then release all brakes. When youare doing this check, your vehicle could beginto move. You or others could be injured and property could be damaged. Make sure there is room in front of your vehicle in case it begins to roll. Be ready to apply the regular brake at once shouldthe vehicle beginto move. Underbody FlushingService At least every spring, use plain water flush any to corrosive materialsfrom the underbody. Take care to clean thoroughly any areas where mud and other debris can collect. 7-29