I usually use 10W-40 full synthetic for summer season and 0W-40 full synthetic for winter season.
10w30
I use 10W-30
SAE 10w30 any premium brand.
I use Syntec 5W40 in mine.
10w-30 fully synthetic is best
a little less than three U.S quarts
Auto:Dextron Manual 80w90 Engine 10w30
Would have been built for R12, can be converted to R134a.
you can use r134 freon add a/c oil
Use the exact weight your owners manual recommends. Any major brand will work just fine.
10w30