The THEFT SYSTEM indicator will not light under any circumstances.

Replace the instrument cluster.

For Chevrolet vehicles, refer to Instrument Cluster Replacement .

For Pontiac vehicles, refer to Instrument Cluster Replacement .

Multiple indicators light continuously.

Test for a loss of serial data. Refer to Data Link Communications System Check .

Instrument cluster DTC B1021 sets.

The DTC indicates a loss of powertrain control module (PCM) serial data. Refer to Data Link Communications System Check .

Instrument cluster DTC B1022 sets.

The DTC indicates a loss of SIR serial data. Refer to Data Link Communications System Check .

Instrument cluster DTC B1023 sets.

The DTC indicates a loss of ABS serial data. Refer to Data Link Communications System Check .

Instrument cluster DTC B1011 sets.

Refer to DTC B1011 Passlock Cyl Data Shorted This Ign Cycle in Instrument Panel, Gauges and Console.

Instrument cluster DTC B1012 sets.

Refer to DTC B1012 Passlock Bad R-code This Ignition Cycle in Instrument Panel, Gauges and Console.

Instrument cluster DTC B1013 sets.

Refer to DTC B1013 Passlock Bad Timing This Ignition Cycle in Instrument Panel, Gauges and Console.

Instrument cluster DTC B1014 sets.

Refer to DTC B1014 Passlock R-code Unprogrammed in Instrument Panel, Gauges and Console.

Instrument cluster DTC B1015 sets.

Refer to DTC B1015 Passlock Cluster Fail Enabled in Instrument Panel, Gauges and Console.

Instrument cluster DTC B1017 sets.

Refer to DTC B1017 Passlock R-code Learn Failed in Instrument Panel, Gauges and Console.

The indicator flashes and no instrument cluster codes are set.

Refer to DTC B1013 Passlock Bad Timing This Ignition Cycle in Instrument Panel, Gauges and Console.