HI ALL how does the Speedo work by impulse or mechanical means .Can you alter the reading of the cars speed by replacing a sedans Speedo module on the differential with one from a wagon .Or are they the same ?
I have a 740 turbo with 205 -55-16 tyres or tires and would like to go ...

From a previous posting, I have a smell in the coolant res, it is either
petrol or it is exhaust gases.
My nose and that of others tell me the smell is petrol not exhaust fumes.
Is it possible to get petrol in to the cooling system.

My 850 seems to be eating starters?
About 1 year is all I am getting, and then they go "Click"
If I whack them with something..2x4, mallet, etc... then they start right
up.

Just wondered if anyone out there has had any experience or tips on the
installation of satellite radio in the 850.  The manufacturer says the
antenna must be put on the outside of the vehicle at it's highest point
(obviously to get continuous omnidirectional reception.)  To ...