1993 Buick Park Avenue Owner's Manual - Page 265
1993 Buick Park Avenue Manual
Page 265 highlights
Brake Master Cylinder 0 Your brake master cylinder is here. It is filled with DOT-3 brake fluid. 0 0 0 There are only two reasons why the brake fluid level in your master cylinder might go down. The first is that the brake fluid goes down to an acceptable level during normal brake lining wear. When new linings areput in, the fluid level goes back up. The otherreason is that fluid is leaking out of the brake system. If it is, you should have your brake system fixed, since a leak means