Bulb Replacement; Halogen Bulbs - Chevrolet 2007 Avalanche Owner's Manual

8. Turn the vertical aiming screw until the
headlamp beam is aimed to the horizontal tape
line. Turn it clockwise or counterclockwise to
raise or lower the angle of the beam.
9. Make sure that the light from the headlamp is
positioned at the bottom edge of the horizontal
tape line. The lamp on the left (A) shows
the correct headlamp aim. The lamp on the
right (B) shows the incorrect headlamp aim.
10. Repeat Steps 7 through 9 for the opposite
headlamp.
496

Bulb Replacement

For the proper type of replacement bulbs, see
Replacement Bulbs on page 499.
For any bulb changing procedure not listed in this
section, contact your dealer.

Halogen Bulbs

CAUTION:
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Halogen bulbs have pressurized gas
inside and can burst if you drop or
scratch the bulb. You or others could be
injured. Be sure to read and follow the
instructions on the bulb package.