GM Service Manual Online
For 1990-2009 cars only

Problem

Action

The lock system will not lock.

Inspect the lock system for the following conditions:

    • A broken or worn lock bolt spring
    • A damaged sector
    • A damaged lock cylinder
    • A burr on the lock bolt
    • A damaged housing
    • A damaged rack
    • Interference between the bowl and the rack coupling
    • A stuck ignition switch
    • A restricted actuator rod
    • An incorrectly installed sector