You change them from the INSIDE.
If you're talking about a Focus, there is a panel in the trunk area.
change it from the inside
By popping the light cover off and then figure out in your owners manuel how to remove the the bulb.
If its the front turn signal you open your hood and partly remove the black plastic cover on top of your headlights. Then you should see a screw on that screws on your signal light. Remove the screw and take off the the signal light and then remove the bulb.
How do you remove the brake light cover on a ford focus
Remove the bulb from the back side. The lense does not have to be removed.
Remove the exterior side mirror turn signal cover. You can remove the cover by prying outward on the retaining clips. Take hold of the lightbulb, push in and turn at the same time to remove. Reverse the process to install the new lightbulb.
In order to remove the turn signal from your 2003 GMC Sonoma, you would need to remove the lower dash cover and also the steering column cover. I have included a video below in the related links section that will show you exactly how to fix this.
On the 2000 es 300, remove the screw that connects the turn signal plastic cover to the main headlight cover, the turn signal cover can then be removed by pushing forward, there is a clip that will release and the cover comes loose. Disconnect the lamp holder by rotating counter clock wise, then the bulb is exposed. Check the bulb and contacts, replace bulb if needed. Check the operation before re installing the turn signal cover.To access the screw, you have to first remove the plastic moulding across the front of the engine compartment under the hood.
To replace the headlight bulb in an S type Jaguar, you will first have to remove the plastic cover across the top of the assembly. After moving the turn signal bulb assembly out of the way, you then remove the second plastic cover from behind the assembly and replace the bulb from there.
remove the headlights by the 2 torx heard screws and pull them out, then reach down in behind the bumper cover
The rear light cover must be removed by loosening and removing the three bolts located in the vehicles trunk. Open the trunk and search for the bolts on the designated inner rear side. Once all three are removed, you can safely dislocate the rear light cover.