Conditions for Clearing the DTC
WARNING: This page is about a different car, the 2002 Buick Regal and 2002 Buick Century. However, it is still accessible from the selected car via links, so may be relevant.
- A current DTC 2618 will clear if the short to battery in the courtesy lamp low control circuit is no longer detected by the BCM.
- A history DTC B2618 will clear after 100 consecutive ignition cycles if the condition for the malfunction is no longer present no other BCM faults are detected.
- The BCM receives a clear code command from the scan tool.