Best Answer: It's the ECU. The gas pedal in your car is connected to the throttle valve -- this is the valve that regulates how much air enters the engine. So the gas pedal is really the air pedal. When you step on the gas pedal, the throttle valve opens up more, letting in more air.
Relatives: Margaret A McHale, Linda A McHale, Deborah McHale Phone Number: 215-482-2765 Addresses: 488 Shurs Ln, Philadelphia, PA; 4326 Lauriston St, Philadelphia, PA; 4339 Manayunk Ave, Philadelphia, PA
Lisa Garvin: If you have questions about anything you've heard today on Cancer Newsline, contact ask MD Anderson at 1877-MDA-6789 or online at www.mdanderson.org/ask. [Background music] Thank you for listening to this episode of Cancer Newsline. Tune in for the next podcast in our series. Â© 2012 The University of Texas MD Anderson Cancer Center