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Home >> Cadillac >> 2004 >> Seville >> Repair and Diagnosis >> External Pages >> Different car >> Section 84 (Cellular Communication System) >> Diagnostic Information and Procedures >> Scan Tool Data Definitions >> OnStar® Vehicle Communication Interface Module (VCIM)
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OnStar® Vehicle Communication Interface Module (VCIM)

WARNING: This page is about a different car, the 2004 Cadillac DeVille. However, it is still accessible from the selected car via links, so may be relevant.
8-Digit GM Part Number

This displays the part number for the VIU.

Component Serial Number 13-16

This is the third partition of the serial number.

Electronic Serial Number

This is the electronic serial number stored in the VCU which is used by the OnStar® Call Center.

Julian Date of Build

This displays the day of the year the module was built.

Module I.D.

This displays the version of OnStar® which the vehicle is equipped with.

Software I.D.

This displays the 3-digit number of the software version used on the OnStar® VIU.

VCI Module Station I.D.

This is the station identification number stored in the VIU which is used by the OnStar® Call Center.

Year Module Build

This displays the year the module was built.

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