I'm updating this page with confirmed and speculated teams and drivers:
Audi - 7 cars
Abt Sportsline
Mattias Ekström
Timo Scheider
Rahel Frey
Team Phoenix
Mike Rockenfeller
Miguel Molina
Team Rosberg
Edoardo Mortara
Filipe Albuquerque
OUT
Oliver Jarvis
BMW - 6 cars
Team RBM
Augusto Farfus
Andy Priaulx
Team RMG
Joey Hand
Martin Tomczyk
Team Schnitzer
Bruno Spengler
Dirk Werner
Mercedes-Benz - ? cars
Confirmed drivers:
Mücke Motorsport
David Coulthard
Persson Motorsport
Susie Wolff
Other
Ralf Schumacher
Gary Paffet
OUT
Renger van der Zande
Edited by Dolph, 10 March 2012 - 16:23.