GM Service Manual Online
For 1990-2009 cars only

DTC B2469 RHD

DTC Descriptor

DTC B2469: SIM Card Invalid

Diagnostic Fault Information

Perform the Diagnostic System Check - Vehicle in Vehicle DTC Information, prior to using this diagnostic procedure.

Circuit/System Description

The telematics module is programmed to match a SIM card. SIM cards have each been assigned a unique SIM card number. If the SIM card number programmed into the telematics module does not match the SIM card or if the SIM card has been swapped from another telematics module, the telematics module will set a DTC.

Conditions for Running the DTC

The SIM card is no longer valid or is barred from the network.

Conditions for Setting the DTC

This code shall set as current when the SIM card number programmed into the telematics module does not match the SIM card.

Action Taken When the DTC Sets

    • The telematics module sets a DTC.
    • The telematics module commands the red LED ON.

Conditions for Clearing the DTC

    • The condition for setting the DTC is no longer present.
    • The history DTC will clear after 50 fault-free ignition cycles.
    • The DTC can be cleared using a scan tool.

Reference Information

Schematic Reference

Telematics Schematics

Connector End View Reference

Component Connector End Views

Electrical Information Reference

    •  Circuit Testing
    •  Connector Repairs
    •  Testing for Intermittent Conditions and Poor Connections
    •  Wiring Repairs

Scan Tool Reference

Control Module References

Circuit/System Testing

  1. Ignition ON, use the scan tool to request DTCs. Verify that DTC B2469 is set as current.
  2. If DTC B2469 is historical, clear the DTC.
  3. Contact the Telematics Call Centre to verify if the SIM Card is valid.
  4. If the SIM card is valid replace the telematics module.
  5. Request activation of the SIM card and wait for confirmation with the Telematics Call Centre.

Repair Instructions

Perform the Diagnostic Repair Verification after completing the diagnostic procedure.

Control Module References for telematics module replacement, setup and programming.