10w30
10w30 Your oil cap on the engine block will have it printed.
Black Cadillac eldorado
For a 1994 Cadillac Eldorado, you should use a high-quality ethylene glycol-based coolant that meets the GM specification, preferably the Dex-Cool type. It's important to avoid mixing different types of coolant, as this can lead to system issues. Always check the owner's manual for specific recommendations and ensure that the coolant is mixed with distilled water if it's concentrated.
Premium Unledded fuel.
R134-a
Daddy Never Was the Cadillac Kind was created in 1994.
Cadillac recommends premium fuel in this engine.
A 1996 Cadillac Eldorado uses R-134a refrigerant for its air conditioning system. This was a common type of refrigerant used in vehicles after R-12 was phased out due to environmental regulations. If you need to recharge or service the AC system, ensure that you use R-134a to maintain proper functionality.
Depends on which engine is installed. This kind of information is easily found. Do a simple search on any search engine and use, (specifications 1994 Cadillac DeVille). Or if you know the engie size, search the year engine. 280 4.9L 200 bhp @ 4100 rpm 275 lb.-ft. @ 3000 rpm 4.6L N* 270 bhp @ 5600 rpm 300 lb.-ft. @ 4000 rpm
most should be a 350 5.7 L
Cadzilla has a 500 inch cadillac engine with 24k gold plated valvecovers engraved with ZZ Top
that depends on what kind of engine you're trying to get. Domestic? Foreign?