Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
2003 Cadillac Seville SLSFACTORY OEM SERVICE PROCEDURE
Navigation DTCS
NAVIGATION DIAGNOSTIC TROUBLE CODE (DTC) LIST
| DTC | Description |
|---|---|
| DTC B0001 | Vehicle Speed Error |
| DTC B2460 | Antenna Select Supply Voltage Circuit Shorted To Ground |
| DTC B2462 | Open In The GPS Antenna |
| DTC B2463 | Navigation Radio Functions Are Activated With No Navigation DVD |
| DTC B2464 | Unable To Read DVD |
| DTC B2465 | Incorrect CD Has Been Inserted |
| Dtc B2466 | Internal Error In The Radio |
| DTC B2468 | Unable To Write To Memory |
| DTC B2474 | Backlighting Or Radio Temperature |
| DTC B2475 | Auxiliary Detection Signal Circuit Open |
| DTC U2153 | Navigation Radio Does Not Receive Information From The VICS Module |
Factory Service Tools
Use the Manual With the Right Hardware
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.