hi my car have very high fuel consumption,
car is 3rd gen mazda ,6
year 2019
auto 2.5 engine,
can carbon build up be the issue or something else, do you think chaing gearbox oil and filter and spark plugs will improve fuel consumption,
15 litre highway way above specs again.
10 litres city - specs 5-6 litres max
car is out of warranty 50k miles so far.
car is 3rd gen mazda ,6
year 2019
auto 2.5 engine,
can carbon build up be the issue or something else, do you think chaing gearbox oil and filter and spark plugs will improve fuel consumption,
15 litre highway way above specs again.
10 litres city - specs 5-6 litres max
car is out of warranty 50k miles so far.