Posts Tagged: throttle body replacement

How to perform a GM throttle body relearn procedure

How to Perform a GM Throttle Body Relearn Procedure (The Right Way) Quick Summary Why a Throttle Body Relearn Matters on GM Vehicles Over the years, I’ve diagnosed countless GM vehicles with rough idle complaints that traced back to one overlooked step: skipping the throttle body relearn. General Motors was among the earliest manufacturers to adopt electronic throttle control, often called “drive-by-wire fully.” In these systems, the accelerator pedal no longer connects to the throttle blade with a cable. Instead, the pedal sends an electronic signal to the powertrain control … Read More