U3002
Vehicle Identification Number
What it means
U3002 means Vehicle Identification Number.
Check these first
- The VIN not programmed or programmed incorrectly in a module
- Corrupted VIN data stored in a control module
- A failed module that stores the VIN
- Wiring or power loss that interrupted VIN programming
What to do next
- Read the stored VIN from each module on a scan tool
- Compare the stored VINs against the VIN plate
- Inspect the module connector and wiring for the VIN circuit
- Reprogram the VIN in the affected module
- Replace the module if it will not hold the VIN
- Clear the code and retest
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Updated
Generic SAE J2012 definition. Last updated 2026-10-10.