no service

bought a car there on the 26th of August 2026 at the Dome, The car is a "A tier Certified car, but after leaving there and getting on the freeway , the dashboard lit up like a Christmas tree, and had to drive 30km an hour for 55km to my house because they were already closing when i left there, now trying to sort this out is a nightmare, as the response is non-existent, no i am stuck with no transport and getting no help.