2008 Cadillac XLR Owner's Manual - Page 368

Headlamp aiming is done with the low-beam headlamps. The high-beam headlamps are correctly aimed if the low-beam headlamps are aimed properly. The headlamp aiming device is under the hood near the headlamps. Headlamp Vertical Aiming To properly prepare the vehicle for vertical headlamp aiming see Headlamp Aiming on page 6-47 for more information. To adjust the vertical aim, do the following: 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. Open the hood. See Hood Release on page 6-11 for more information. 2. Locate the aim dot on the inner projector lens of the low-beam headlamp. Adjustment screws can be turned with an E8 Torx® socket or T15 Torx screwdriver. 3. Measure the distance from the ground to the aim dot on each low-beam headlamp. Record this distance. 6-48