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Just bought 88 DeVille 4.5 liter
Hey i just bought a caddy deville and its got only 160k miles.... Got it for only 500$ needs a valve cover oil seal, what is that?? It does run good but whats this seal i need? Ive put liquid oil additive called restore and topped oil of plus put Gumout complete fuel system cleaner in it... Whats the catch?? Runs great no knocking or anything.. There was sludge on the engine alittle and like acorns lol where it sat for awhile but everything works... Whats the catch.. Payed 500$ like i said they wanted 650 though... Somebody tell me about this car and info on the engine... Thank you very much