What oil goes in a Chevy transfer case?
What oil goes in a Chevy transfer case? Conventional transfer cases require SAE 80W or SAE 80W-90 GL-5 gear lubricant. Full time systems use SAE 10W-30 or 10W-40 engine oil. Conventional transfer cases require DEXRON®II transmission fluid. Is the transmission fluid the same as transfer case fluid? Click to see full answer. Moreover, is transmission fluid the same as transfer case fluid? The transmission and front differential share the same fluid (ATF). The transfer case (uses Gear Oil) is a separate unit. Also Know, can I use ATF in my transfer case? How do you put a GM transfer case...