Bonneville V6-3.8L VIN K (1996)
Oil Change Reminder Lamp: Service and Repair
RESETTING THE OIL LIFE MONITOR
(if equipped)
Buick Is Shown, Others Are Similar.
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After the engine oil has been changed, display OIL LIFE INDEX on the DIC, then hold the RESET button for five seconds.
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When a DIC message of RESET is displayed and the oil life index equals 100%, the reset is complete.