The diesel variant of Chevrolet Optra Magnum is quipped with 2.0 L TCDi diesel engine with a displacement of 1991 cc. The highly powered diesel engine of Chevrolet Optra has impressive performance and is very efficient in terms of fuel economy. This engine gives a very smooth drive without any vibrations even in high speed. The 2.0 L diesel engine offers a mileage of 11.7 kmpl in the city roads and 15.8 kmpl on the highways.
But the mileage of the car depends on your driving style.
For a detailed information about the car please visit the given link.
Chevrolet Optra has been discontinued, however, spare parts are available at authorized Chevrolet service centers. The cost, on the other hand, is comparable to the likes of Honda City and Hyundai Verna.
The Pulley, Clutch and compressor are three different part of the AC unit, and if there is a snag in the pulley, you don't need to change the compressor. Generally, it happens because of the belt or the bearing, but if there is something wrong with the compressor, you will need to get it replaced. We will advise you to visit another workshop to get a better idea on the same.