2008 Hummer H3 AlphaFACTORY OEM SERVICE PROCEDURE

General Information to Setup the Instrument Panel Module (IPM)

WARNING: This page is about a different car, the 2010 Cadillac STS. However, it is still accessible from the selected car via links, so may be relevant.
IMPORTANT: The Air Bag indicator light may remain ON after the instrument panel module (IPM) is replaced and during the setup procedure for the IPM until the procedure is completed and the ignition key is cycled OFF and ON.

Before performing any of the setup procedures ensure the following:

  • The scan tool has been updated with the latest software version.
  • The battery is fully charged.
  • All modules on the serial data line are connected.

The following procedures must be performed when a new IPM is installed:

  1. Setup New IPM/RIM
  2. Program vehicle identification number (VIN)
  3. Brake Pedal Position (BPP) Sensor Calibration
Factory Service Tools

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

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

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