I bought a car from we buy cars in December 2024 the sticker indicates car was in perfect condition and checked

I bought a car from we buy cars in December 2024 the sticker indicates car was in perfect condition and checked. After delivery of car some issues came up which I reported and since then I have been given the run around.i had to do things in my own time emailed to management don't get answered promises that never got honoured phone calls don't get returned and we going into our 3rd month