If, with power applied, the pump provides sufficient fuel pressure at sufficient volume, then it does not need to be replaced. Otherwise, it does.
trying to find fuel pump relay on my 1994 cadillac deville
Where is the field park relay on a 1993 Cadillac Deville
The fuel tank on a 1988 Cadillac Sedan DeVille holds approximately 18 gallons of fuel.
It Is In The Fuel Tank
in the fuel tank
yes
The 1997 Cadillac Deville fuel pressure regulator can be found on top of the engine. The fuel pressure regulator will be near the fuel injector pump.
Inside of the fuel tank.
Mounted in the fuel tank on top.
Remove the fuel tank
Sorry to say, but it is in the fuel tank.
in the tank