Harbinger CEO John Harris stands on his medium-duty truck hybrid chassis during ACT Expo in Anaheim, California. He said the vehicle could get up to 500 miles between charges.

Harbinger delivers first customer electric truck chassis to RV maker Thor Thor will develop a Class A motorhome with 250 miles of range on the chassis.

“Harbinger Down” ranks somewhere between self-consciously cheesy SyFy Channel fare and better-than-average direct-to-video product in terms of production values, performance levels and overall ...