1997 Chevrolet S10 Pickup Owner's Manual - Page 269
1997 Chevrolet S10 Pickup Manual
Page 269 highlights
Checking B-rakeFluid What to Adid When you do need brake fluid, use only DOT-3 brake fluid -- Such a s Delco Supreme 11 (GM Paft No.. 12377:967).Usenew brake fluid from a sealed container only. Always clean the brake,fluid reservuir cap and the area around the cap.before removing it. Th.is will help keep @ dirt from entering the reservoir. I You. can check.th.e.brake fluid without taking off the-cap. Just look at the windows on the brake fluid reservoir. The fluid levels. should be above MIN. If they aren't, h.aw your-brake System checked to see if there is B leak. With the wrong kind.of fluid inyour brake system, your brakes may not work well, 'or' they may not even work at all. This codd cause a crash. Always use the proper-brake fluid. 1 After work i-sdone on the brake hydraulic system, make sure the levels are above MIN and below the top of each window. 6-32