Operation CHARM
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Buick
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1998
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Park Avenue Ultra V6-3.8L SC VIN 1
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Repair and Diagnosis
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Accessories and Optional Equipment
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Antitheft and Alarm Systems
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Keyless Entry
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Description and Operation
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System Operation
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Central Unlocking
Central Unlocking
If the driver's door key cylinder is held in the Unlock position for more than one second or if turned to Unlock twice in three seconds all doors will Unlock.