Diagram for rebuilding ? Both Haynes and Chilton offer completely acceptable repair manuals that show the R&R process step-by-step for do-it-yourselfers, EXCEPT the details of the machining that should anyway be given out to a good machine shop. Older part no. for a Chilton book is 7462, the current book is no. 28260; don't know the Haynes part no.s. these are available through amazon marketplace in used versions for about 1 to 5 USd plus shipping, and the current printing might be available at car parts stores too. Finally, Cadillac has offered their own, much more detailed manuals for different years; these can still be found at eBay for around 10 to 40 dollars.
Top middle part of the engine.
1990 Cadillac 4.5 L Engine Cooling Diagram
diagram of cadillac catera exhaust system
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
airfilter housing 1998
To find a diagram for the 1988 Cadillac Eldorado 4.5 liter engine you can consult their main website or contact local dealers.
could be worn rocker arms ( under valve covers ) or lifters
87 Unleaded. But use 89 once in a while to keep the engine clean.
The PCV valve is located in the rocker cover on the passenger side of the engine.
need vacuum diagrams(engine)for 1978 cadillac deville