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Home >> Chevrolet >> 2001 >> Impala Base, 3.8 K >> Repair and Diagnosis >> External Pages >> Different car >> Section 507 (Keyless Entry System) >> Diagnostic Information and Procedures >> DTC B1003: No Acknowledgment Message From The RCDLR >> Conditions for Setting the DTC

Conditions for Setting the DTC

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.

The BCM does not receive an acknowledgment message from the RCDLR within 300 milliseconds of a second Programming Mode/Diagnostic Mode request.