1993 Buick Roadmaster Owner's Manual - Page 123

Anti-Lock Brake System Warning Light . I. ,:,: . If the light stays on or comeswhen you're driving, on off. stop as soon possible and turn the key Then start as the engine to reset the system. the light still stays If on, or comeson again while you're driving, your Buiek needs service. Unless the regular system warning 'brake light is also on, you will still have brakes, but not If anti-lock brakes. the regular brake system warning on, light is also see "Brake System Warning Light" earlier in this part. I . - , i ' With anti-lock, this light will go when you start your on engine and may stay on for several seconds so. That's or so it normal. If the light doesn't come on, have it fixed will be ready to warn you if there problem. a is The anti-lock brake system warning .light also come may on when you are driving with compact spare. If a tire, this happens,the light means you won'thave anti-lo,ck .a fuU-simtire. until you replace the compact spare ,with on after If the anti-lock brake system warning light stays you replace the compact spare with a full-size tire,or if it comeson again when you're driving, your Buick needs service. 121