Although the ASE L1 composite vehicle is not a GM, electronic throttle control is covered in the L1 exam. In this program Dave Hobbs gives you a complete overview of the GM system, which will help you gain the knowledge you need to make the grade.
The course covers theory of operation, design variations and ETC Default Codes for GM vehicles. Dave explains how the system has changed and provides a detailed explanation of the five default modes and tells you how they work, why we need them and the strategies behind them. He gives you important cleaning tips for the throttle body.
Dave tells you what has changed with ETC and cruise controls and provides tips on service problems that you need to know. This program also includes TPS charts for 1996-2006 GM and Saturn vehicles in the manual.