Diagnostic Aids
WARNING: This page is about a different car, the 2002 Oldsmobile Intrigue. However, it is still accessible from the selected car via links, so may be relevant.
- If the DTC B2618 is a history DTC, the fault may be intermittent. Refer to TESTING FOR INTERMITTENT AND POOR CONNECTIONS
- The following conditions may cause an intermittent condition to occur:
- An intermittent short to battery in the interior lamp control circuit.
- Any courtesy lamp is intermittently shorted to battery.
- The BCM is intermittently shorted to battery.