local ai registry · agent view · /biz/mi/milford/general-motors-proving-ground-milford-mi
# General Motors Proving Ground Corporate Campus — Milford, Michigan. Registry entry: https://localairegistry.com/biz/mi/milford/general-motors-proving-ground-milford-mi **AI Score: 27/100** (Poor, verified September 2, 2026) — methodology: https://localairegistry.com/methodology ## What AI assistants say (named by 0 of 1) ### ChatGPT — not named Asked: "best corporate campus in Milford" (checked September 2, 2026) > ChatGPT answered with other businesses; General Motors Proving Ground was not mentioned. ### Perplexity: no answer on record We have no answer from Perplexity to show. ### Gemini: no answer on record We have no answer from Gemini to show. ## What reviews say > The General Motors Proving Ground offers a unique experience, blending automotive history with cutting-edge technology. Visitors appreciate the thrill of seeing GM's latest vehicles tested, though access can be restrictive, with no cameras allowed inside. The campus is described as a self-contained environment, enhancing its allure. Consistently praised: - Opportunity to see GM's latest technology - Well-organized events - Incredible facility Recurring complaints: - Rude interactions with staff - Security issues with filming - Contaminated groundwater concerns Bottom line: The GM Proving Ground is a historic site for automotive testing, though visitor experiences vary significantly due to security and environmental concerns. ## Score breakdown | Signal | Weight | Score /100 | | --- | --- | --- | | Retrieval grounding | 26% | 0 | | Off-property attestation | 20% | 40 | | AI visibility | 14% | 0 | | Reviews & response | 12% | 81 | | Backlink & citation authority | 8% | 74 | | Google Business Profile | 8% | 90 | | Speed & mobile | 7% | 42 | | Content freshness & schema | 5% | 81 | ## Facts - Address: 3300 General Motors Rd, Milford, MI 48380, USA - Phone: (248) 685-5148 - Website: gm.com - Hours Mon: Open 24 hours - Hours Tue: Open 24 hours - Hours Wed: Open 24 hours - Hours Thu: Open 24 hours - Hours Fri: Open 24 hours - Hours Sat: Open 24 hours - Hours Sun: Open 24 hours ## Questions ### What are the hours of operation for General Motors Proving Ground? The business is open 24 hours a day, seven days a week. ### Where is General Motors Proving Ground located? The business is located at 3300 General Motors Rd, Milford, MI 48380, USA. ### How can I get in touch with General Motors Proving Ground and arrange a visit? To get in touch with the business, individuals can call (248) 685-5148 or visit their website at http://www.gm.com/. ### What do customers consistently mention in their reviews about General Motors Proving Ground? Customers frequently mention the incredible facility, amazing staff, and the unique experiences available at the business, highlighting its historical significance and the excitement of seeing car testing in action. --- Source: Local AI Registry (https://localairegistry.com). The registry re-checks every entry.