Chevrolet 2004 Epica Owner's Manual page 236

5. Remove the headlamp cap.
6. Disconnect the wiring harness connector from
the rear of the bulb.
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7. Remove the old bulb.
•
To remove the high-beam headlamp bulb,
release the spring that retains the bulb.
•
To remove the low-beam headlamp bulb,
turn the bulb counterclockwise.
8. Install the new bulb.
•
To replace the high-beam headlamp bulb,
install the bulb retaining spring.
•
To replace the low-beam headlamp bulb,
turn the bulb clockwise.
9. Connect the wiring harness connector to the bulb
and replace the headlamp cap.
10. Reverse Steps 1 through 3 to install the headlamp
assembly. Then, check the lamps.