If a VCI number is required, contact your dealer.
On the Supported Controllers window, do the following:Ī) In the Select Controller area, select the controller to program.ī In the Select Programming Type area, follow these steps:įirst, select Normal to update an existing calibration or to program a new controller. Also, if you need to enter a VCI number, a message appears to tell you so.ĩ. Note: If an option window appears, enter all of the information required and then click the Next button to continue. This displays the Supported Controllers window. Verify the VIN that is automatically read from the vehicle (compare it to the vehicle VIN plate) or manually enter the VIN. An SPS warning message may appear to warn that you must input the VIN number. It is permissible to useĪ) booster pack, but not a battery charger!ħ. Make sure the vehicle key is in the run position and the battery is fully charged. Then make sure the scan tool displays the GM Reflash Pass-Thru Mode screen.ĬAUTION: Do not change the baud rate after starting the programming process. Use Exit to return to the Service Programming screen.
Set the baud rate for the PC by selecting CONFIGURATION > I/O management > Pass-thru > Properties > Baud >38400, 57600, or 19200 (whichever works best) >OK. Double-check the following:įor the Tech 2 Flash, press the power key to turn on the Tech 2 Flash and then make sure it displays the version number screen.įor the Next Generation scan tool, press the power key to turn on the scan tool and then select GM SPS Reprogramming. This displays a connection instructionsĪ) Follow the instructions on the window. It is not necessary to enter a VIN.ī) In the Vehicle Data area, for each item, click the down arrows (at the right side of each line) and select the correct options for the vehicle salesmake, model year, vehicle type, car line, and engine type(s).Ĭ) When finished, click the Next button. This displays the Determine Vehicle window.Ī) Skip the VIN area. Note: The OBPA option applies only if an off-board programming adapter (J41207-C) is available for the Tech 2 Flash.ĭ) Click the Next button to continue. Select Replace and Program ECU to program a new ECM.Ĭ) In the Select ECU Location area, select Vehicle. Select Reprogram ECU to reprogram (reflash or calibrate) the selected ECM (ECU). Note: The Information Only/PROM Data option displays PROM or calibration data for a vehicle.ī) In the Select Programming Process area, select one of the following: This displays the SPS System’s Select Diagnostic Tool and Programming Process window.Ī) In the Select Diagnostic Tool area, select Pass-Thru. This displays the TIS 2000 – Application Selection window.ģ.Click the Service Programming System icon to start the SPS application.
To do this, the application reads VIN information from the vehicle, extracts the correct update data from the SPS application’s data files, then updates the vehicle reprogrammable memory with the data.Įlectronic Control Module (ECM) Programming with GM SPSġ.Turn the vehicle ignition to the ON position (do not start the engine).Ģ.From the Windows desktop, double-click the TIS 2000 icon. The Service Programming System (SPS) is a PC application that updates (programs or reprograms) the flash calibration files that are stored in a vehicle’s ECM.