Service Programming System (SPS) (Remote Procedure): Notes

The Remote SPS method is a three-step process that involves the following procedures:

1. Connecting the Tech 2 to the vehicle and obtaining the information from the module.
2. Connecting the Tech 2 to the terminal and downloading a new calibration file from the terminal into the Tech 2 memory.
3. Reconnecting the Tech 2 to the vehicle and uploading the new calibration file into the module.
   Fig 1: Using Tech 2

   Courtesy of GENERAL MOTORS CORP.