Look for a bicycle tire fill tube and tire ca.
The PCV valve is located in the rocker cover on the passenger side of the engine.
Top middle part of the engine.
It is located near the front of the motor, near the thermostat, screwed into the block.
5 quarts
the 5.0 is a GM engine..Vin Y was an Oldsmobile engine... they also used a 5.0 Chevy engine but neither were a Cadillac engine
60 persent
There are two coolant temperature sensors. One is located near the water pump and the other on the head above the starter.
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.
The 2003 Cadillac Deville oil pressure sending unit is located on the left-hand side of the engine. The oil pressure sending unit will be three inches above the oil pan.
could be worn rocker arms ( under valve covers ) or lifters
87 Unleaded. But use 89 once in a while to keep the engine clean.
They only used the LT1 350 in Fleetwoods from 1994-96.