1996 Chevrolet Lumina Owner's Manual - Page 250

.Brakes system fixed, since a leak means that .sooner or later your brakes won't work well, or won't wotk zit all. 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 yau get new brake linings. You should add (or remove) brake fluid, as necessary, only when work is done .on the .brake hydraulic system. Your brake master cyiirrder reservoir is here. It is filled with. DOT-3 brake fluid. If you have too much brakc uid, it.cansp on The %he engine. fluid will burn if'th.e engineis. hot enough.You or others could be burned, and .your vehicle could be damaged. Add brake fluid only when work is .doneon the brake hydraulic system. When your brake flwid falls to a low level, your brake warning light will come on, See "Brake System Warning Light" in the .Index. Tltere are only two reasons why the brake fluid. level i n the .reservoirmight go down. The first is that the brake fluid -goesdown to-.n 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 Ieaking out: .of the brake system. If it is, you should have your brc&e