California’s CARS Act Takes Effect October 1: A 3-Day Right to Return Used Cars, Honest Total Prices and Limits on Junk Add-Ons
Starting Thursday, October 1, 2026, California car dealers must advertise a vehicle’s total price, tell you in writing that add-ons are optional, stop charging for add-ons that give you no benefit, and give used-car buyers a 3-day right to cancel. Here’s what the new law says and how to use it.
