1) How do I remove the water pump on a '92 300E 2.6.

2) How can I remove all of the seats in a '88 300E. Actually I know how to remove the front, but have no idea about the rear.

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1995 E420 152k
1991 300D 2.5 348116 daily driver
1992 300E 2.6 196k-work in progress(head gasket)
2002 BMW 745Li 93k