GM Service Manual Online
For 1990-2009 cars only

Ignition Switch Cannot Be Set Correctly for Buick Century (China) 2000

Problem

Action

The ignition switch is faulty.

Replace the ignition switch. Refer to Ignition Switch Replacement - On Vehicle .

The ignition lock cylinder is faulty.

Replace the ignition lock cylinder. Refer to Ignition Lock Cylinder Replacement - On Vehicle .