Cadillac 2008 CTS - Manual (Page 334)

The vehicle should:
• Be placed so the headlamps are 25 ft. (7.6 m) from
a light colored wall.
• Have all four tires on a level surface which is level
all the way to the wall.
• Be placed so it is perpendicular to the wall.
• Not have any snow, ice, or mud on it.
• Be fully assembled and all other work stopped while
headlamp aiming is being performed.
• Normally loaded with a full tank of fuel and one
person or 160 lbs (75 kg) sitting on the driver seat.
• Have all tires properly inflated.
• Have the spare tire is in its original location in
the vehicle.
Headlamp aiming is done with the vehicle’s low-beam
headlamps. The high-beam headlamps will be correctly
aimed if the low-beam headlamps are aimed properly.
To adjust the vertical aim:
1. Open the hood. See Hood Release on page 5-13
for more information.
Base Level
5-52