Cadillac 2007 XLR - Manual (Page 409)

The vehicle should be properly prepared as
follows:
• The vehicle should be placed so the
headlamps are 25 ft (7.6 m) from a light
colored wall.
• The vehicle must have all four tires on a
perfectly level surface which is level all
the way to the wall.
• The vehicle should be placed so it is
perpendicular to the wall.
• The vehicle should not have any snow, ice or
mud attached to it.
• The vehicle should be fully assembled and all
other work stopped while headlamp aiming is
being done.
• 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.
• Tires should be properly inflated.
• Start the vehicle and rock it to level the
suspension.
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.
Adjustment screws can be turned with an
E8 Torx
® socket or T15 Torx screwdriver.
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