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HOMESERVICE MANUALSOLDSMOBILE2004BRAVADA AWDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 436 (ENGINE CONTROLS - SELF DIAGNOSTICS - 6.6L)PROGRAMMINGENGINE CONTROL MODULEPASS-THRU PROGRAMMING
2004 Oldsmobile Bravada AWD

Pass-Thru Programming

2004 Oldsmobile Bravada AWDSECTION Pass-Thru Programming
WARNING: This page is about a different car, the 2003 GMC Sierra, 2003 GMC Cab & Chassis Sierra, 2003 Chevrolet Silverado, and 2003 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
NOTE: The TIS supports service programming with the Tech 2® scan tool only.
  1. Launch the TIS application at the terminal. Select the Service Programming System. Highlight the following information on the Select Diagnostic Tool Programming Process screen:
    • Select Diagnostic Tool--Select Pass-Thru
    • Select Programming Process--Identify whether an existing module is being reprogrammed or a module is being replaced with a new one.
    • Select ECU Location--Select vehicle.
  2. Select Next.
  3. Complete all terminal-directed data on the Preparing for Communication/Determine Vehicle screen until Next is highlighted.
    4. NOTE: In order to reduce the potential for signal loss, the RS-232 cable should not be more than 25 feet long.
  4. Select Next.
  5. Follow the instructions on the Preparing for Communication screen.
  6. Select Next.
    7. NOTE: The correct vehicle identification number (VIN) must be entered if the VIN does not appear correctly.
  7. Verify the VIN on the Validate Vehicle Identification Number screen.
  8. Select Next.
    9. NOTE: When selecting the Vehicle Configuration Index (VCI) programming type, a valid VCI number for the vehicle must be entered. This number may be obtained from the Techline® Customer Support. The correct tire size and axle ratio must be highlighted and a valid VCI number entered if you select Reconfigure for your programming type.
  9. If an option screen appears, verify the vehicle configuration and/or RPO information.
  10. Select Next.
  11. Highlight the appropriate control module and programming type on the Supported Controllers screen.
  12. Select Next.
    13. NOTE: Select Cancel if you receive a message stating that the calibration selected is already the current calibration in the control module and reprogramming with the same download is not allowed.
  13. Select the proper calibrations on the Calibration Selection screen.
  14. Ensure all the folder tabs have a green check mark.
  15. Select Next.
  16. Verify the current calibrations with the selected calibrations.
  17. Select Next.
  18. The Transfer Data screen will appear until the progress bar reaches 100 percent. This may take up to 30 minutes.
  19. Complete all of the terminal-directed data on the Programming Complete screen.
    20. NOTE: Some vehicles will require that Idle Learn, Theft Deterrent Relearn, or Crankshaft Variation Learn procedures be performed after programming. Consult the appropriate service information for these procedures.
  20. Turn OFF the Tech 2® Disconnect the Tech 2® from the vehicle.
  21. Turn OFF the Tech 2®. Disconnect the Tech 2® from the vehicle.
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Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.