G56 Drain Plug Tool Size?
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From: Fulltiming in an RV! Currently Nevada
G56 Drain Plug Tool Size?
Hey, what size is the hex-head tool needed to remove the drain plug on the G56? It looks to me like 1/2" or maybe 12/13mm. Problem is, I've been to every auto parts store in town (Kragen, Autozone, Napa, Sears, Pep Boys) and nobody has one that big.
I picked up seven quarts of Redline C+ATF today but now I can't use it.
Thanks!
Rob
I picked up seven quarts of Redline C+ATF today but now I can't use it.

Thanks!
Rob
G-56 tool from Geno's
Hey, what size is the hex-head tool needed to remove the drain plug on the G56? It looks to me like 1/2" or maybe 12/13mm. Problem is, I've been to every auto parts store in town (Kragen, Autozone, Napa, Sears, Pep Boys) and nobody has one that big.
I picked up seven quarts of Redline C+ATF today but now I can't use it.
Thanks!
Rob
I picked up seven quarts of Redline C+ATF today but now I can't use it.

Thanks!
Rob
I was able to put in approx. 6.4 qts. in the sucker.
Yeah, its 14mm. I found them at my local Autozone in a set of three,17,14,and12mm. 1/2"drive.
Look for the set,as its not usually near the other hex bits on the shelf.
I too just changed to Amsoil ATF in my G-56.
Shifts 100% better now
Look for the set,as its not usually near the other hex bits on the shelf.
I too just changed to Amsoil ATF in my G-56.
Shifts 100% better now
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From: Fulltiming in an RV! Currently Nevada
Thanks! I found a pack at Sears that had a 14mm but they wanted $40, so I didn't get it. I'll check Autozone tomorrow. Otherwise I'll just return the fluid and do it later, because I'm leaving on my trip on Thursday.
Rob
Rob
I don't know what my nv5600 is but I made a tool from an allthread couple. I had one that was a little too big and ground down one end. I think 14mm is a little under 9/16" and that is a common size coupler. Craig
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Thread Starter
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From: Fulltiming in an RV! Currently Nevada
Okay, I got the tool I needed... last question (I hope): Is the fill plug the other 14mm one on the side, or is it the higher one up that is a Torx? If it's a Torx, what size is it? I think I have one that big but I'm not sure...
No point in draining it til I can be sure I can refill it.
Rob
No point in draining it til I can be sure I can refill it.

Rob
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