Good day to all. Just wanted to know if anyone here can tell me the step by step procedure on spark plug replacement for a 94 E320. Can't find any in the forum for the same year and model. Also what spark plug should I use? Thanks all.

you would have gotten more responses in the tech help forum. you have an m104 engine - the procedure is pretty much the same:

see the response from Gilly

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joE
1993 300e-2.8 - gone now <sigh>
"Do not adjust your mind, it's reality that's malfunctioning"
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