This may explain why the Cruze is No. 4 on a list of cars compared against the Volt by people shopping for the plug-in model on Edmunds.com.

WSJ: Is Chevy's Cruze Dulling the Spark of its Volt?

The new cape plug-in boards are made available through www.beaglebonecapes.com.

ENGADGET: BeagleBone gets plenty of expansion options with new 'cape' add-ons