Test Description

WARNING: This page is about a different car, the 2003 Buick Regal and 2003 Buick Century. However, it is still accessible from the selected car via links, so may be relevant.

The number(s) below refer to the step number(s) on the diagnostic table.

3. Tests for other PASS-Key(R) DTCs stored in the BCM that will cause a DTC B2960 to set. These DTCs must be diagnosed first.
4. Tests for an intermittent or incorrect PASS-Key(R) Resister reading due to an incorrect or malfunctioning ignition key.

Fig 1: DTC B2960 Diagnostic Procedure (Steps 1-3)

Courtesy of GENERAL MOTORS CORP.

Fig 2: DTC B2960 Diagnostic Procedure (Steps 4-13)

Courtesy of GENERAL MOTORS CORP.