GM (GM +1.5%) is exploring design changes for the Chevy Volt's battery in order to mollify...

|By:, SA News Editor

GM (GM +1.5%) is exploring design changes for the Chevy Volt's battery in order to mollify safety regulators, says a company exec. GM has defended the Volt's safety in the wake of a post-crash fire at an NHTSA testing center, but has also offered loaners to those who remain worried.