2002 Cadillac Escalade Owner's Manual - Page 343

D The vehicle should not have any snow, ice or mud attached to it. D The vehicle should be fully assembled and all other D The vehicle should be normally loaded with a full tank of fuel and one person or 160 lbs. (75 kg) on the driver's seat. work stopped while headlamp aiming is being done. D Tires should be properly inflated. D Start the vehicle and rock it to level the suspension. Headlamp aiming is done with the vehicle low beam lamps. The high beam lamps will be correctly aimed if the low beam lamps are aimed properly. The headlamp aiming devices are under the hood near the headlamps. If you believe your headlamps need horizontal (left/right) adjustment, follow the horizontal aiming procedure. If you believe your headlamps need only vertical (up/down) adjustment, follow only the vertical aiming procedure. Adjustment screws can be turned with an E8 TorxR socket or T15 Torx screwdriver. 6-42