Tesla Motors was the first automaker to engineer wireless software upgrades into its cars. Now General Motors is developing the technology. In this episode of SAE Eye on Engineering, Senior Editor Lindsay Brooke looks at GM's new electrical architecture for its vehicles. SAE Eye on Engineering can be viewed at https://youtu.be/YlDMxpGRNqc. It also airs in audio-only form Monday mornings on WJR 760 AM Detroit's Paul W. Smith Show. Access archived episodes of SAE Eye on Engineering at www.sae.org/magazines/podcasts.