GM Unveils New Architecture, AI Assistant, Eyes-Off Driving

General Motors on Wednesday unveiled a major overhaul of the electrical and computing architecture that will underpin its next generation of vehicles, announcing a conversational artificial intelligence assistant to arrive next year and a centralized computing platform and limited eyesoff autonomous driving for 2027 and 2028 model years. The announcements were made at a company event in New York City attended by Chief Executive Mary T. Barra.

GM said the new architecture will first appear in the Cadillac Escalade IQ in 2027, with the centralized computing platform rolling out across future gas and electric models beginning in 2028. The central compute unit will be powered by Nvidia Drive AGX Thor, the automaker said, and will consolidate dozens of electronic control units into a unified core linked by three aggregator hubs and a high speed Ethernet backbone. GM said that design will enable faster over the air updates, greater bandwidth and substantially more artificial intelligence performance for autonomy and advanced features.

Beginning next year, GM will offer a conversational AI assistant powered by Google Gemini in both electric and gasoline models. The company said the...