Pontiac 2004 Grand Prix - Manual (Page 337)

Headlamp aiming is done with the vehicle’s low-beam
lamps. The high-beam lamps will be correctly aimed
if the low-beam lamps are aimed properly.
The vertical headlamp aiming screws are under the
hood near the headlamps.
Adjustment screws can be turned with an E8 Torx ®
socket or T15 Torx ® screwdriver.
Headlamp Vertical Aiming
1. Find the aim dot on the lens of the low beam lamp.
2. Measure the distance from the ground to the aim
dot on the lamp. Record the distance.
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