2001 Buick Regal Owner's Manual - Page 139

Traction Control System Warning Light D If the traction control system is affected by an engine-related problem, the system will turn off and the warning light will come on. D With Full-Range Traction Control, if there is a base brake problem, the system will turn off and the light will come on. If the traction control system warning light comes on and stays on for an extended period of time when the system is turned on, your vehicle needs service. The traction control system warning light may come on for the following reasons: Low Traction Light This light will come on when the traction control system is limiting wheel spin. D If you turn the system off by pressing the traction control button located on the black panel directly behind your automatic transaxle shift lever, the warning light will come on and stay on. To turn the system back on, press the button again. The warning light should go off. See "Traction Control System" in the Index for more information. D With Full-Range Traction Control equipped vehicles, if there's a brake system problem that is specifically related to traction control, the traction control system will turn off and the warning light will come on. If your brakes begin to overheat, the traction control system will turn off and the warning light will come on until your brakes cool down. You may feel or hear the system working, but this is normal. Slippery road conditions may exist if the low traction light comes on, so adjust your driving accordingly. The light will stay on for a few seconds after the traction control system stops limiting wheel spin. See "Traction Control System" or "Full-Range Traction Control System" in the Index. 2-70