1997 Chevrolet Cavalier Owner's Manual - Page 133

If the LightIs On Steady You may be ableto correct the emission system malfunction by considering the following: Did you recently put fuel into your vehicle? If so, reinstall the fuel cap, making sure to fully install the cap. The diagnostic system can determine the fuel if cap has been left off improperly installed. A loose or or missing fuel cap will allow fuel to evaporate into the atmosphere. A few driving trips with the cap properly installed should turn the light off. Did you just drive through a deep puddle of water? If so, your electrical system may be wet. condition The will usually be corrected when the electrical system dries out. A few driving trips should turn the light off. Have you recently changed brands fuel? of If so, be sure to fuel your vehicle with quality fuel (see "Fuel" in the Index). Poor quality will cause your fuel engine not to run as efficiently as designed. may You notice this as stalling after start-up, stalling when you put the vehicleinto gear, misfiring, hesitationon acceleration or stumbling on acceleration. (These conditions may go away once the engine warmed up.) is This will be detected by the system and cause the ligh to turn on. If you experience one more of these conditions, or change the fuel brand you use.It will require at least one full tank of the proper fuel turn the lightoff. to If none of the above steps have made the light turn off have your dealeror qualified service center check the vehicle. Your dealer has the proper test equipment and diagnostic tools to fix any mechanicalor electrical problems that may have developed.