Hyundai Ioniq air conditioning not working - is this a manufacturer fault?

My 2021 Hyundai Ioniq Electric's air conditioning has been out of order for two months and has had four separate visits to the dealer, who doesn't seem to have any idea what to do to fix it. It is now...

Mazda CX-3 blocked heater matrix - will my warranty cover it?

I have a Mazda CX-3, which I bought from new from a Mazda dealer. It has a full service history and 14,500 miles. As of the past few months the air conditioning is weak, and provides only lukewarm air....

Can I use standard unleaded in my 1990 Mini Moke?

I have just bought a 1990 Mini Moke, but the dealer is not sure if the cylinder head has the hardened valve seats to use unleaded petrol. Do you think it would be okay to use unleaded? Also, should I use...

What fuel grade should I run my Toyota Celica on?

I have a 1992 generation 5 Celica Convertible imported from Japan many years ago. I notice that when driving up an incline it seems to 'pink'. I have not heard this before from an injected engine. Which...