All FAQs

Fuel System FAQ

Chester County Transmissions would like to welcome you to our website's page dedicated to questions our automotive technicians get from our customers in the greater Coatesville area about the repair and service of their vehicles' fuel systems.

Can Chester County Transmissions please explain gasoline octane ratings?

Is where I buy my gasoline in the Coatesville area important?

Does high octane gasoline clean a car's engine better?

Should I buy high octane gasoline?

How can I drive more efficiently?

When do I change my fuel filter?