Dodge 2010 Avenger Owner's Manual page 307

306 STARTING AND OPERATING
NOTE: The 2.7L engine is now rated for E85 Ethanol
use (EXCEPT CALIFORNIA EMISSION STATES). Only
vehicles with the E85 fuel filler door label can operate on
E85.
E85 Fuel Cap
CAUTION!
Only vehicles with the E85 fuel filler door label can
operate on E85.
E85 Badge