Chevrolet 2010 Cobalt, Owner'S Manual

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4. Pull the front fascia back.
5. Pull the headlamp assembly up at an angle and
towards the radiator to remove it.
6. Disconnect the bulb base from the wiring harness
by lifting the locking tab.
7. Disconnect the wiring harness from the bulb
socket.
8. Remove the retainer by turning it counterclockwise.
9. Turn the bulb socket for the headlamp, front turn
signal, or parking lamp counterclockwise. For the
sidemarker bulb, use a tool to assist in turning the
bulb socket.
10. Pull the old bulb out of the socket.
11. Install a new bulb.
12. Reinstall the bulb assembly by reversing Steps 1
through 9.
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.
Align 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:
1. Open the trunk.
2. Press the tabs to release the bulb assembly.
3. Pull the bulb assembly down to access the bulbs.
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