Sierra 3500 4WD V8-6.0L (2008)
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Diagnostics » 2008 » LD Trk, MPV, Incomplete» GMC Truck» C or K» Sierra » Vehicle Control Systems » Module Setup» Instrument Panel
Cluster» IPC Recalibration
4.
Initiate the procedure and follow the instructions as displayed on the Tech 2.
IMPORTANT:
The IPC Recalibration option will only appear on the scan tool if the particular instrument panel cluster that is installed in the vehicle requires
this recalibration procedure. If the vehicle is showing symptoms of speedometer inaccuracy, and the proper software version is installed on the
scan tool, but this IPC Recalibration option is not displayed on the Tech 2, this procedure will not correct the problem. Refer to SI for
diagnostic and repair information. In this situation, submit a claim using labor code V1737 to close this service update. Submit any further
diagnostic time and repair under normal warranty.
Claim Information
For vehicles repaired under this service update, use the table.
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