Center High-Mounted Stoplamp (Chmsl) - Chevrolet 2007 Cobalt Owner's Manual

5. Pull the headlamp assembly up on an angle
and towards the radiator to remove it.
6. Disconnect the bulb base from the wiring
harness by lifting the plastic locking tab.
7. To replace a headlamp bulb, do the following:
7.1. Disconnect the wiring harness from the
bulb socket.
7.2. Remove the black retainer by turning it
counterclockwise.
8. Turn the bulb socket for the headlamp, front
turn signal, or parking lamp counterclockwise.
For the sidemarker bulb, you will need to
use a tool to assist in turning the bulb socket.
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9. Pull the old bulb out of the socket.
10. Install a new bulb.
11. Reinstall the bulb assembly by reversing
Steps 1 through 8.
When reinstalling the headlamp assembly, first
make sure that the wiring harness is in its
original position. If not, the headlamp assembly
will not fit correctly.
You will also need to line up the two tabs on
the bottom of the assembly that fit into
two slots in the headlamp assembly bracket.
Center High-Mounted Stoplamp
(CHMSL)
To replace a CHMSL bulb, do the following:
1. Open the trunk. See Trunk on page 100 for
more information.
2. Locate the CHMSL bulb assembly in the
trunk lid.
3. Press the plastic tabs to release the bulb
assembly.