Oil pumps pick oil out of the oil pan and circulate it throughout the engine. The are located at the bottom of the engine at the lowest point of the pan.
It's under the power steering pump . Power steering pump is behind the alternator.
its in the gas tank...
It is inside the fuel tank.
in the fuel tank
Mounted on top and inside the fuel tank.
where is fuel filter on 1988 olds 98 regency brouham or how do u check a fuel pump
If the car is fuel injected (not sure for 1991) then the fuel pump is in the gas tank.
they should be either 13 mm or 1/2 in. .
If it's fuel injected, inside the tank. Carburated, attached to the engine block.
An air compressor for the load leveler rear shocks.
Drain the radiator. Remove the water pump belt. Take off the fan shroud, then the unbolt the fan. Unbolt the water pump and remove. use new gaskets and gasket sealer to install the new pump.
it is probably the compressor for the load levelling rear air shocks. Pump operates when the trunk is loaded up.