GM Service Manual Online
For 1990-2009 cars only
Makes
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Buick
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2000
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Century (China)
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General Information
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Maintenance and Lubrication
🢒 GM Oil Life System Resetting
Resetting Procedure
Follow this procedure to reset the GM Oil Life System ™
Turn the ignition to ON without starting the engine.
Fully press and release the accelerator pedal three times within five seconds.
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If the CHANGE OIL SOON indicator flashes two times, the system is reset.
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If the CHANGE OIL SOON indicator comes on and stays on for five seconds, try to reset the system again.