1995 Buick Riviera Owner's Manual - Page 240

Halogen Bulbs The right high beam headlarnp access area is next to the radiator pressure cap. The right low beam headlarnpaccess area is to the right and slightly behind the high beam area. The left high beam headlarnp access area is located near the air cleaner. The left low beam headlamp access area is behind and between the high beamarea and the air cleaner. Headlamp Bulb Replacement 6-31