[dana44]

Although the intake should have the cylinder numbering on the runners, stand at the front of the engine and look at the offset, one side is forward of the other by about an inch, so it would be the backset side rear cylinder as number 6.

 

[ImperialCrown]

That would be the rear one (drivers side) on the radiator side of the vee. If both fault codes occurred at the same time, solve for P0206-injector open, first.
http://www.2carpros.com/questions/chrysler-concorde-1999-chrysler-concorde-spark-firing-order
Front of vehicle is the passenger side on transverse-mounted vehicles.