I think the other side of the spark plug wrench is for opening the sunroof manually. I may be wrong.

That’s cool how you put in an alignment stud. My c280 kit had one in there…not sure if MB included it or the PO placed it there.

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79 300TD “Old Smokey” AKA “The Mistake” (SOLD)
82 240D stick shift 335k miles (SOLD)
82 300SD 300k miles
85 300D Turbodiesel 170k miles
97 C280 147k miles