I assume you referring to the instrument panel lights,,, first remove the dash ,,,and the remove the screws for the panel,,, then flipping the panel over you find the plug sockets for the small bulbs,,,some twist quarter turn >
diaphragm of 1991 Nissan sentra
no
Your Nissan dealership can get one for you!
The 1991 Nissan Sentra GXE has a gas tank capacity of 13.2 gallons, and takes regular unleaded fuel. The Sentra was first produced in 1982.
I think I had a similar problem with my 1991 Sentra. When the headlights were on, one of my wouldn't work. There turned out to be a loose connection with one of the wires.
It rides piggy-back on the starter.
Super Multiple Junction
The fuel pump relay on a 1991 Nissan Sentra is in the gas tank. To get to it you have to remove the back seat in the car and you will see a compartment that is at the top of the gas tank.
TTake them off ONE AT A TIME. If this is not enough information you need to take it to a garage.
grow a pair and get a life
It is a 13...
The speedometer is cable driven.