To assist customers who are deaf, hard of hearing, or speech-impaired and who use Text Telephones (TTYs), Chevrolet has TTY equipment available at its Customer Assistance Center. Any TTY user in the U.S. can communicate with Chevrolet by dialing: 1-800-833-2438. TTY users in Canada can dial 1-800-263-3830.
Q38 Throttle Body: Throttle/Idle Learn Engine Control Air Metering/Acceleration Throttle
DescriptionThe engine control module (ECM) learns the airflow through the throttle body to ensurethe correct idle. The learned airflow values are stored within the ECM. These valuesare learned to adjust for production variation and will continuously learn duringthe life of the vehicle to compensate ...