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Bonneville, LeSabre & Park Avenue

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  1. Always reset engine oil life to 100 percent after every oil change. It will not reset itself.
  2. Turn ignition on. While OIL LIFE INDEX is being displayed, press and hold RESET button on DIC for more than 5 seconds until display reads 100 percent.
  3. Engine oil life system is now reset. Turn ignition off.
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