they clip in! the rubber boot behind the bulb incases a clip that you can use your fingers to compress and pull rearward. pulling the old bulb is the easy part, installing the new one is more difficult, because you must line it up correctly or the clip will not seat in its corect spot. Also wear rubber gloves with the new bulb, or just do not to touch the glass part of the new bulb.
It is my understanding that they have at least one, yes.
Look in the manual.
The tail light fuse panel for the Subaru Impreza WRX located in the fuse box.
Subaru Impreza GT (2009) Subaru Impreza WRX Subaru Impreza WRX STI
Replace the bulb
The fuel temperature sensor is located inside of the tank in the Subaru Impreza. This is the case for the cars that were made in the 1990's, at least.
With a hammer
You can not replace transmissions due to the amount of room needed in the car
Purchase a new one
Subaru Impreza was created in 1993.
The blower motor relay on a 2002 Subaru Impreza WRX is located in the exterior fuse box. The exterior fuse box is located underneath the hood.
The heater blower motor on a 1999 Subaru Impreza is in the engine compartment on the passenger side of the vehicle. It is located on the firewall.