Oldsmobile 1998 Intrigue Owner's Manual page 263

If you find that the headlamp aiming needs adjustment,
follow these steps:
A. Horizontal aim adjustment screw
B. Vertical aim adjustment screw
1. Start by opening the hood and locating the vertical
and horizontal aim indicators. The aiming screw for
the horizontal aim indicator is on the outboard side
of the headlamp cover (A) and the aiming screw for
the vertical aim indicator is on the inboard side (B).
NOTICE:
Horizontal aim of the headlamp must be done
first. Adjusting vertical aim first will result in
incorrect headlamp aim.
B. Vertical aim adjustment screw
C. Horizontal block index plate
D. Vertical aiming level
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