Security light comes on while driving, sometimes when hitting bump
Security light comes on while driving on 2001 Pontiac Grand Am
Usually a result of the connector on the passlock sensor that is mounted in the steering column and reads the magnetic signal created by the lock cylinder (where the key goes) turning. However, these systems can be extremely tricky. We'd need to perform a diagnosis (99$) and then advise you the best course of action. The connector replacement is approximately 200.00.