Chevrolet 2007 Optra Owner's Manual page 291

3. Disconnect the wiring harness connector from
the rear of the bulb.
Wagon Models
Hatchback Models
4. Remove the headlamp cap (A for the
low-beam or B for the high-beam headlamp)
by turning it counterclockwise.
5. Release the spring that retains the bulb.
6. Remove the old bulb.
7. Install a new bulb.
8. Reverse Steps 1 through 5 to install the
headlamp assembly.
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