I bought a 2009 Alto manual with 95,000 kilometers. What kind of fuel should I use? Any advice from the experts?

Is the fuel consumption for the 2009 Liana 1.6 automatic reaching 10 liters per 100 kilometers because of a faulty oxygen sensor or carbon canister purge valve? I've checked the spark plugs and ignition coil, and there are no issues. Any advice from the experts?

I'm asking for advice from the experts here. I have a 2016 Ford F150 XLT that's run 40,000 kilometers. I've always used 95 octane fuel. Is it okay to switch to 92 octane? Thanks!

Is it a good idea to buy a used 2016 Subaru Legacy? Are there any common issues I should be aware of? Looking for advice from the experts!

I bought a 2009 Alto manual with 95,000 kilometers. What kind of fuel should I use? Any advice from the experts?

For a car from 2013 with 190,000 kilometers, and considering the mechanic mentioned there are issues, what kind of maintenance should be done?

Is the Jetta X70 worth buying? Any advice from the experts?

What is the normal fuel consumption per 100 kilometers for an Alto?

I just bought a Subaru Forester 2.5 naturally aspirated. Is a fuel consumption of 13 with the air conditioning on normal? I would like to ask for advice from experienced users.

I want to buy an Alto, should I go for a manual or automatic transmission? Locally, there's a 2013 model that's priced around 13,000 and has run about 80,000-90,000 kilometers. Is it worth buying if it's a manual transmission?

I bought a used 2007 Kia Sportage with a V6 2.7 engine a few days ago. What type of engine oil should I use? Any advice, experts?