2003 Pontiac Sunfire Owner's Manual - Page 134
2003 Pontiac Sunfire Manual
Page 134 highlights
The Enhanced Traction System warning light may come on for the following reasons: If you turn the system off by pressing the button located on the instrument panel, 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 Enhanced Traction system (ET§) on page 4-9 for more information. The warning light will come on when you set your parking brake with the engine running, and it will stay on if your parking brake doesn't release fully. If the system is turned on and the warning light stays on after your parking brake is fully released, it means there's a problem with the system. If the traction control system is affected by an engine-related problem, the system will turn off and the warning light will come on. If the vehicle is driven on an extremely rough road, the warning light may come on momentarily but will go off again when the vehicle leaves the rough surface. Enhanced Traction System Active Light LOW TRAC United States Canada When your Enhanced Traction System is limiting wheel spin, this light will come on. Slippery road conditions may exist if the Enhanced Traction System active light comes on, so adjust your driving accordingly. This light may also come on when the anti-lock brake system is active. The light will stay on for a few seconds after the ErrilarrceLi iraciior~ Y S ~ I - I C Iiii-rliiii-lg vvh& ~ p i h . S stups The Enhanced Traction System active light also comes on briefly when you turn the ignition key to RUN. If the light doesn't come on then, have it fixed so it will be there to tell you when the system is active. If the Enhanced Traction System warning light comes on and stays on for an extended period of time when the system is turned on and the parking brake is fully released, your vehicle needs service. 3-27