1996 Buick Park Avenue Owner's Manual - Page 278

Brakes Brake Fluid system fixed, since a leak means that sooner or later your all. brakes won't work well, or won't work at So, it isn't a good idea to "top off' your brake fluid. Adding brake fluid won't correct a leak. If you add fluid when 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, only when workis done on the brake hydraulic system. If you have too much brake fluid, it can spill on the engine. The fluid will burn if the engine is hot enough. You or others could be burned, and your vehicle could be damaged. Add brake fluid only when work is done on the brake hydraulic system. When your brake fluid falls to a low level, your brake warning light will come on. A chime will sound if you try to drive with this warning light on. See "Brake System Warning Light" in the Index. There are onlytwo reasons why the brake fluid level the in reservoir might go down. first is that the brake fluid ,The goes down toan acceptable level during normal brake lining wear. When new linings are put in, the fluid level goes back up. The other reason is that fluid is leaking out If of the brake system. it is, you should have your brake