1993 Buick Riviera Owner's Manual - Page 116
1993 Buick Riviera Manual
Page 116 highlights
Door Ajar Light "DOOR AJAR" will light to warn you that one of your doorsis not shut completely when you shift out of PARK. 'ElectricalProblem WarningLight 3 This light will come on if an elecpical problem has been detected. Have your vehicle inspected by your Buick dealer right away.
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