1998 Buick Riviera Owner's Manual

1998 Buick Riviera Owner's Manual 1998 Buick Riviera Owner's Manual

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If the Light Is FlashingThe following may prevent more serious damage toyour vehicle:0 Reducing vehicle speed.0 Avoiding hard accelerations.Avoiding steep uphill grades.If you are towing a trailer, reduce the amount ofcargo being hauled as soon as it is possible.If the light stops flashing and remains on steady, see “Ifthe Light Is On Steady” following.If the light continues to flash, when it is safe to do so,stop the vehicle. Find a safe place to park your vehicle.Turn the key off, wait at least 10 seconds and restart theengine. If the light remains on steady, see “If the LightIs On Steady” following. If the light is still flashing,follow the previous steps, and drive the vehicle to yourdealer or qualified service center for service.If the Light Is 4‘--dyYou may be able to correct the emission systemmalfunction by considering the following:Did you recently put fuel into your vehicle?If so, reinstall the fuel cap, making sure to fully installthe cap. The diagnostic system can determine if the fuelcap has been left off or improperly installed. A loose ormissing fuel cap will allow fuel to evaporate into theatmosphere. A few driving trips with the cap properlyinstalled should turn the light off.Did you just drive through a deep puddle of water?If so, your electrical system may be wet. The conditionwill usually be corrected when the electrical systemdries out. A few driving trips should turn light the off.Are you low on fuel?As your engine starts to run out of fuel, your enginemay not run as efficiently as designed since smallamounts of air are sucked into the fuel line causing amisfire. The system can detect this. Adding fuel shouldcorrect this condition. Make sure install to the fuelcap properly. It will take a few driving trips to turnthe light off.2-73

Oil Pressure LightThis light tells you if therecould be a problem withyour engine oil pressure.When this light comes on and stays on, it means oil isn’tgoing through your engine properly. You could be lowon oil, or you might have some other oil problem.Ion’t keep driving j he I pressure is low !you do, your engine can become so hot that itcatches fire. You or others could be burned.Check your oil as soon as possible and haveyour vehicle serviced.2-74

Oil Pressure LightThis light tells you if therecould be a problem withyour engine oil pressure.When this light comes on and stays on, it means oil isn’tgoing through your engine properly. You could be lowon oil, or you might have some other oil problem.Ion’t keep driving j he I pressure is low !you do, your engine can become so hot that itcatches fire. You or others could be burned.Check your oil as soon as possible and haveyour vehicle serviced.2-74

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