GM Service Manual Online
For 1990-2009 cars only

When installing a new Instrument Panel Cluster (IPC) it must be synchronized to the inflatable restraint sensing and diagnostic (SDM) module. In order to synchronize the new cluster, using a scan tool, perform the following steps:

  1. Under Instrument Panel Cluster select the Special Functions option.
  2. Select the Synchronize IPC and SIR option.
  3. Then select yes or no. By selecting yes the IPC and SIR modules will synchronize.
  4. When the procedure is completed successfully the scan tool will display Module synchronization is complete.