Why do the inside lights not go out in my 1996 Buick Regal

You just go to the link I attached I'm sure you will get the solution of your problem 1996 Buick Regal Custom Factory Service Repair Manual

Hi,

Check the sensor and wiring from it for a short.

Hope this is an easy fix for you.

The pump is inside the gas tank, so the tank has to be drained and then removed from the car.
Make sure you have power and ground at the harness going into the tank before you drop it.

FUEL PUMP IS INSIDE OF FUEL TANK NEED FURTHER ASSISTANCE LET ME KNOW I'LL BE GLAD TO HELP

Inside the front of the engine behind front crankshaft pulley

will tace abaut 10 min to fix problem,sit on dreiver seat and turn key on only dont cranc ower weit 10 min or litlbrt more ,securiti leigth will strt flushing imidietly turn key off and start engine if dont work repit prosigure dhis will reset antyteft sistem in car

The low coolant sensor should be located in the passenger side radiator tank, You need to take it out and clean the sludge off of it for it to work right. Or you can just unplug it and forget about it, the light will go out and it won't cause any problems.

secuity light flashing on 1996 regal 3.1

Bad ground RR tailamp ***'y,whether broken wire or corroded lamp socket. Start there as these can be tricky to trace. Look for the obvious first then seek a good electrical diagnostics tech.