1997 Ford Escort headlights

If necessary for access, disconnect the turn signal lamp socket from the lens.
If necessary for access, disconnect the cornering lamp socket from the lens.
Remove the headlight electrical connection from the access cover and unplug it.
Remove the bulb access cover by rotating it counterclockwise.
Unplug the connector from the bulb by pulling it rearward.
Rotate the bulb retaining ring 1 / 4 turn counterclockwise and remove the bulb from the headlamp by pulling it rearward.

To install:

Install the new bulb by pushing it straight in with the bulb's plastic base facing up. You may need to turn the bulb slightly to align the grooves in the base with the tabs in the socket.
Slip the retaining ring over the plastic base and rotate the ring clockwise until it locks into position.
Attach the bulb access cover by turning it clockwise.
Attach the bulb electrical connection and install it on the access cover.
If removed, attach the cornering lamp socket to the lens.
If removed, attach the turn signal lamp to the lens.
Turn the headlight switch ON and check for proper operation