1997 Pontiac Grand Prix Owner's Manual - Page 142

Wac System Warning Light Your regular brake system may not be working properly if theanti-lock brake system warning light is flashing, Driving with the anti-lock brake system w'arning light flashing lead to an can accident, After you've pulled off the road and stopped carefully, have the vehicle towed for service. If the anti-lock brake system warning light stays on longer than normal after you've started your engine, turn the ignition off. Or, if the light comes o,nand stays on when you're driving, stop as soon as possible and turn the ignition off. Then start the engine again to reset the system. If the lightstill stays on,or comes on again while you're driving, your Pontiac needs service. If the light is on but not flashing and the regular brake system warning light isn't on, you still have brakes, but you don't have anti-lock brakes. TRAC OFF With the Trac System, t i hs warning light should come on briefly as you start the engine. If the warning light doesn't come on then, have it fixed it will be so ready to warn you if there's a problem. If it stays on, or comes on when you're driving, there may be a problem with your Trac System and your vehicle may need service, When this warning light is on,the system will not limit wheel spin. Adjust your driving accordingly. The anti-lock brake system warning light should come on briefly when you turn the ignition to RUN. If the key light doesn't come on then, have it fixed €0if will ready to w r you if there is a problem. . an b ' e