The engine will run well on any good 10W -30 oil.
www.car-parts.com self explanatory from there
10w30....recomend to use valvoline maxlife its better for the engine
The Buick Park Avenue nameplate was first used in 1977 on a model of Buick Electra, but did not exist as a standalone model until 1991, when it replaced the Electra.
Well for more information on Used Buick Park Avenue you can google or yahoo it. That is what I would do first, then I would read what sites they come up with that looks interesting.
If you have an automatic release like I had on a 1994 Buick P.A. and it stopped working and would not close, I had to replace the latch assembly to make it a manual by getting a used one from the salvage yard. The trunk still closes today.
Used Premium Gas
R134a
R134a
Many used car listing websites offer links to different guidebooks which can give ratings and values for used Buick Park Avenues. The National Highway Traffic Safety Administration (NHTSA) offers consumers safety ratings for cars based on their model year.
They are either T40 or T45?
I have used regular "87" octane gas in my 1993 Buick Roadmaster for 7 years and it runs like a top. I don't know the gas mileage as my odometer doesn't work, but it seems to be OK.
Only Ford products have a fuel shut-off switch. GM never used them. 1992 Buick Regal Owner