1994 Oldsmobile 88 Owner's Manual - Page 206

Service & Appearance Care leak. If you add fluidwhen your linings are worn, then you'll have too much fluid when you get new brake linings. You should add (or remove) brake fluid, as necessary, onlywhen work is done on the brake hydraulic system. container only, and always clean the brake fluid reservoircap before removing it. NOTICE: DOT-5 siliconebrake fluid can damage your vehicIe. Don't use it. Don't let someone put in the wrong kind of fluid. For example, just a few drops of mineral-based oil, such as engine oil, in your brake system can damage brake system parts so badly that they'll have to be replaced. Brake fluid can damage paint, so be careful not to spill brake fluid on your vehicle. If you do, wash it off immediately. SeeAppearance Care in the Index. /i\ CAUTION; Brakes Brake Master Cylinder Your brake master cylinder is here. It is filled with DOT-3 brake fluid. There are only two reasons why the brake fluid level in your master cylinder might go down. The first is that the brake fluid goesdown to anacceptable level during normal brake lining wear. When new linings are put in, thefluid level goes backup. The other reason is that fluid is leaking out of the brake system. If it is, you should have your brake system fixed, since a leak means that sooner or lateryour brakes won't work well, or won't work at all. So, it isn't a good idea to "top off' your brake fluid. Adding brake fluid won't correct a When your brake fluid falls a low to level, your brake warning light will come on. A chime will sound if you tryto drive with this warning light See Brake on. System Warning Lightin the Index. What to Add When you do need brake fluid, use only DOT-3 brake fluid - such as Delco Supreme 11s (GM Part No.1052535). Use new brake fluidfrom a sealed Brake Wear Your Oldsmobilehas front disc brakes and rear drum brakes. Disc brake pads have built-inwear indicators that make a high-pitched warning sound when the brakepads are worn and new pads are needed.The 204