Things to be sorted:

- Turn off the alarm if seatbelt not on
Is this possible?

May be possible with DRBIII that Chrysler uses or maybe with the MB STAR system. How about unplugging the buzzer?

- Rear foglight
Should normally work (redlight) right?

Should not work. Not used on USA cars. It may be possible to to jump wires from brake light to fog light so that you get more brake light. I did this to my Mini Cooper.

- New buttons (volume / choice joggle ) for stock radio
Where to be found?

Dealer maybe. I have seen them before on Ebay.

- Electric seat (passenger seat) only move back/forward and tilt.NOT up and down.
New motor needed?

That is all the passenger seat does.

- Seat heaters, disfunctional on driver seat, partially (butt) on passenger
Where can I find new kits to install myself? canadian 99 dollars?

Search forum

- New set of car keys
100$ ?

Must get from dealer and be programmed

- foggy headlights after carwash due to bad rubber seal?
How to do? any hints?

Have been covered under warrenty. or Search forum or buy replacements. On Ebay all the time

- left roof light does not work
probably lamp or circuit

Check light and if needed wiring

- New set of car mats / rubber mats for winter use?
Where to find? Stock OEM ones?

Join Crossfire club and they have some nice ones for sale or Dealer or Ebay

- Best airfilter for XFIRE N/A?
ITG? K&N?

K&N with stock engine cover.

- Winter ski rack possible for crossfire?

I wish I was going skiing! Becareful of one tat attaches to the rear deck lid as it could interfer with with the wing.