Improved battery technology is needed. The current version of the Durango uses lead-acid batteries, which would be unsuitable for a production vehicle. DaimlerChrysler is working with a major battery manufacturer to develop a lithium-ion battery for the vehicle. Improved batteries would lower the cost of the vehicle and extend its range. Congress also be put in place.
Consumers are in love with the size, safety, comfort and versatility of the sport utility vehicle.