Re: PassLock and Instrument Panel Security Light

Robert, Do you have access to the following bulletins:

(i) 01-08-56-003: Security Lamp Illuminated on IP, Engine Stalls, No Start, DTC B2960 (Security System Sensor Data Incorrect but Valid) Set (Inspect and Repair Cause of DTC B2960); 1999-2001 Chevrolet and GMC M/L Van Models

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(ii) 01-08-56-004A: replaces 01-08-56-004; Security Lamp Illuminated on the IP, Engine Stalls, No Start, DTC B2960 (Security System Sensor Data Incorrect but Valid) Set (Inspect and Repair Cause of DTC B2960);

1998-2001 Chevrolet and GMC C/K Pickup and Utility, 2001 Chevrolet and GMC C/K 3500 HD Pickup, 1999-2000 Cadillac Escalade

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(iii) 01-08-56-003A: SOME CUSTOMERS MAY COMMENT ON SECURYTY LAMP ILLUMINATES WHILE DRIVING; THE ENGINE CRANKS BUT WILL NOT START AND THE SECURITY LAMP IS FLASING; AND / OR THE ENGINE STARTS THEN STALLS AND THE SECURITY LAMP IS FLASHING.

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for searchcriteria 2001 GMC Safari) These URL's appear to have very specific problem descriptions, but nothing in the way of follow-up.

-- Peter