1994 Oldsmobile Achieva Owner's Manual - Page 231
1994 Oldsmobile Achieva Manual
Page 231 highlights
CHECK OR SERVICE I WHAT TO DO Parking Brake and Automatic Transaxle P (Park) Mechanism Check Underbody I CAUTION: When you are doing this check, your vehicle could begin move. You or others to could be injured and property could be damaged. Make sure thereis room in front of your vehicle in case it begins to roll. Be ready to apply the regular brake at once should the vehicle begin to move. Park on a fairly steep hill, with the vehicle facing downhill. Keeping your foot on the regular brake, set the parking brake. To check the parking brake: With the engine running and transaxle in N (Neutral), slowly remove foot pressure from the regular brake pedal. Do this until the vehicle is held by the parking brake only. To check the P (Park) mechanism's holding ability: Shift to P (Park). Thenrelease all brakes. At least every spring, use plain water to flush any corrosive materials from the underbody. Take care to clean thoroughly any where mud and areas other debris can collect. 229