Chevrolet 2008 Impala, Owner'S Manual, Page: 295 / 400

3. Remove the headlamp plastic retainer by
pulling it up.
4. Pull the headlamp assembly away from the vehicle
and remove the electrical connector.
5. Remove the round dust caps to gain access to
the bulbs.
6. Turn the old bulb counterclockwise and remove it
from the retaining ring by pulling it away from the
headlamp.
7. Remove the electrical connector from the bulb by
raising the lock tab and pulling the connector away
from the bulb’s base.
8. Install the electrical connector to the bulb.
9. Install the new bulb by inserting the smallest tab on
the bulb base into the matching notch in the
retaining ring. Turn the bulb a quarter-turn clockwise
until it stops.
10. Reverse Steps 1 through 5 to reinstall the headlamp
assembly.
When you reinstall the headlamp assembly, make
sure to line up the pin in the headlamp assembly
with the slot in the vehicle.
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