HELP… I put gas in my diesel!

What to do if you’ve put gasoline in your diesel.

Note:  Normally gasoline will ruin a diesel High Pressure Fuel Pump (HPFP).

Models effected: All year models of OM612, OM642, OM647 and OM651 diesel engines.

The following procedure should be followed when the above model diesel powered vehicles with a common rail injection system have been refueled […]

BlueTec Diesel Oil

I need to rewrite this article about BlueTec diesel oil.  I get so many calls about what’s the best oil, that I haven’t had time.  I normally have to think about what I’ll say, because everybody and their Mother gets twisted.  For the moment, I’ll be blunt.  Mercedes is using a Gasoline engine oil […]

Breaking-in a new BlueTec diesel

It’s to bad Mercedes-Benz didn’t use Break-in oil in their BlueTec diesels.   If they had, the piston rings would have formed a perfect seal with the cylinder walls.  BlueTec diesel’s run much higher compression than earlier diesels or gas engines.  BlueTec diesel’s have abnormally high levels of fuel dilution.  Piston rings with the […]

Diesel Particulate Filters and Catalytic Converters

How fragile is the DPF and Catalytic Converter?
DPFs and Catalytic Converters have been around for decades.  When it comes to the final cleanup of what goes out the tail pipe the DPF and Catalytic Converters do the heavy lifting.

For years the EPA has passed all sorts of regulations to make their lives easier.  One […]