GM Service Manual Online
For 1990-2009 cars

       Note:  Squeaks and rattles are caused by improperly controlled relative motion between vehicle components. There are 4 ways to prevent squeaks and rattles.

    • Attach the component that squeaks or rattles securely.
    • Separate the components that squeak or rattle to prevent contact.
    • Insulate the components that squeak or rattle.
    • Insulate low uniform friction surfaces to eliminate stickslip motion.