The Throttle Body is a minor component of fuel injection and is responsible for the correct flow of air into the various Chevrolet Metro models engines. Throttle Body is known for dependability and merit; it integrates a butterfly valve that modulates to the accelerator input to allow the perfect amount of air intake; the PCM, on the other hand, controls the fuel delivery. This helps to improve efficiency and especially safety because newer cars such as Chevrolet Metro now use Electronic Throttle Control (ETC) where throttle operation and stability systems are combined. The Chevrolet Metro has experienced use of different throttle body throughout the years, from Throttle Body Injection (TBI) prior to multi-port fuel injection systems in later models, to adapt with various Metro models. It is for such a reason that the Throttle Body is vital so as to adhere to the indicated performance benchmarks. However, they are quite consistent and used in this context they should not pose a problem although one need to check occasionally for wear or for accumulation of material that may alter the force exerted. Other features include, it has a cleaning or replaceable feature that even accommodates the Throttle Position Sensor and Idle Air Control valve thus adding the extra year to Throttle Body. In general, the Throttle Body is particular among automobile institutes since it significantly contributes to providing comfortable and safe car driving experience that can be obtained while operating Chevrolet Metro, a reliable subcompact car.