I Turned My Minivan into a Self-Driving Car for Under $1,000 (Comma 4 Review)

🚗 Open-Source Semi-Autopilot on a 2019 Toyota Sienna AWD Limited Premium — Worth Every Penny! Transform your daily drive with Comma 4, the open-source semi-autopilot device that takes lane assist to a whole new level. If you own a Toyota Sienna, this upgrade is a game changer. ⚠️ Important Reminder: This is a driver assistance tool — not full self-driving. Always stay alert, keep your eyes on the road, and be ready to take over at any moment. Your safety and the safety of others depends on it. 🔧 Quick Tip for New Users: Once you have your device, in the setting it will ask you, Slide to use custom software or along those lines. 👉 dev.sunnypilot.ai This version works without needing Cruise Control ON, unlike the built-in factory version — making it smoother and more natural to use.