GM Service Manual Online
For 1990-2009 cars only

The Seat Adjuster will not Lock

Problem

Action

The locking wire is too tight.

Loosen the locking wire tension enough to permit full engagement of the locking bar in the locking slots of the adjuster lower channel.

The adjuster locking bar spring is disconnected or broken.

    • Connect the locking bar spring.
    • Install a new locking bar spring.

The adjuster locking bar is sticking or binding.

    • Lubricate the locking bar pivot.
    • Eliminate the cause of the binding.
    • Replace the seat riser.