Is there power getting to the starter?
Does it have an aftermarket alarm?
What year is it?
Is the fuel pump pumping fuel?
Are you getting a spark?
Is your air filter clogged?
'92 300CE - Sold
2004 C240 - C7 Wheels
2015 ML350 - P1, Pano, Ash poplar wood, Sport Dinamica interior, Running Boards Keyless go.