I just loosen the speedo cable off the plastic panel under the carpet, and wiggle mine out, reach behind and unscrew the speedo cable formt yhe cluster, remove the cables and voila. its out. takes me less than 10 minutes.

Alon

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'92 300CE - Sold
2004 C240 - 744 - C7 Wheels - Android Radio
2002 C320 - 816 - Sport Wagon - Sold
2006 E350 Wagon - 368 - Dead
2015 GL350 Bluetec - 197U