Use one of these http://shop.advanceautoparts.com/webapp/wcs/stores/servlet/product_Suction-Gun-Performance-Tools_9240026-P_N3401C_T%7CGRP2082_____#to refill the diff as there is no way to pour the fluid up through the fill hole. With the vehicle level, fill until oil begins to run out of the fill hole. Once it begins to spill out give it a minute or so to drain. Once fluid stops running out it is filled to the proper level.

-Jim

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97' SL600 Sport Pano - Silver
90' 300e 2.6 - Silver Donated to a family member
95' C280 - Artic White
88' 924s - Guards Red Sold
98' Durango SLT - Silver
93' 740i Tripple Black Sold
95' 900s Conv - Red
96' XJ6 - Black - For Sale
95' 325i Convertible - Montreal Blue My Project Car

Thanks, if he's a newbie, I want him to know some of the simple tricks for safety just in case.

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Strelnik
Invest in America: Buy a Congressman!

1950 170SD
1951 Citroen 11BN
1953 Citroen 11BNF limo
1953 220a project
1959 180D
1960 190D
1960 Borgward Isabella TS 2dr
1983 240D daily driver
1983 380SL
1990 350SDL daily driver alt
3 x Citroen DS21M, down from 5
3 x Citroen 2CV, down from 6