Buick 2003 LeSabre Owner's Manual page 304

Notice: Horizontal aiming must be performed
before making any adjustments to the vertical aim.
Adjusting the vertical aim first will result in an
incorrect headlamp aim.
1. Find the aim dot on the lens of the low beam lamps.
# - - - - -
3. At the wall or other fiat surface, measure from the
ground upward the recorded distance from Step 2
and draw or tape a horizontal line the width of
the vehicle.
2. Measure the distance from the ground to the aim
dnt nn each !amp; if !eft
! E \ ! !
he%!?,
EL!htEC!
twn
inches. Record this distance.
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