Inside handle, outside handle, sliding door handle?
Linkage has come off inside the door of something has gone in the lock assembly.
Inside the alternator.
inside the gas tank
there is no heat inside the car what is wrong ?
Inside the fuel tank.
remove the door panel, there are 2 bolts that you can get to through holes in the inside steel panel. remove 2 linkages. the handle will then come off from the outside.
It is located inside front cover of engine.
The Buick Park Avenue Started In 1991
Mounted on top and inside the fuel tank.
Inside the engine, remove the base pan and you will see it.
Depends on the engine the Park Avenue had in it.