1997 Pontiac Firebird Owner's Manual - Page 282

Checking Brake Fluid What to Add When you do need brake fluid, use only DOT-3 brake fluid -- such as Delco Supreme 11 (GM Part No. 12377967). Use new brake fluid from a sealed container only. @ Always clean thebrake fluid reservoir cap and the area around the cap before removing it. This will help keep dirt from entering reservoir. the You can check the brake fluid without taking the cap. off Just look at the brake fluid reservoir. fluid level should The be above the plastic seam the reservoir. If it isn't, have in your brake system checkedto see if thereis a leak. After work is done on the brake hydraulic system, make sure the level is above the plastic seam, near the base of the filler neck. With the wrong kind fluid in your brake of system, your brakes may not work well,or they may not even work at This could cause all. a crash. Always use the proper brake fluid. 6-37