GM Service Manual Online
For 1990-2009 cars only

Condition

Checks

Actions

Rattle Coming From the Side Rail

Improperly connected brake lines

    • Tap lightly on the brake lines and listen for a rattle.
    • Install plastic tie straps to secure the brake lines tightly together.

Rattle Under Vehicle at Higher RPM

The heat shield contacts with the underbody.

    • Raise the vehicle and perform a visual inspection.
    • Bend the heat shield slightly to gain clearance from the underbody.

Squeak From the Front of the Vehicle in Cold Weather

Poor front stabilizer shaft insulators taping

    • While the vehicle is cold, perform a test drive and achieve full front suspension travel by driving through a dip in the road.
    • Remove the insulators and wrap Teflon tape around the stabilizer shaft. Reinstall the insulators over the tape.

Thump From Rear of Vehicle on Bumps

Improperly secured spare tire in the rear compartment

    • Open the rear compartment and perform a visual inspection of the spare tire and the tools.
    • Tightly secure the spare tire and all tools.
    • Perform a road test to verify that the noise is eliminated.

Glass Knock Coming From the Rear of the Vehicle When Driving Over Bumps

An out-of-adjustment hatchback latch

    • Test drive the vehicle in order to verify this condition.
    • Loosen the latch nuts and adjust the latch downward.

Rattle Coming From Door

The door lock solenoid is loose.

    • Remove the door trim panel and check if the solenoid is loose.
    • Tighten the solenoid bolts.

Rattling electrical connectors inside the door trim panel

    • Tap on the trim panel and listen for a rattle.
    • Remove the trim panel and wrap foam padding around the connectors as required.

Squeak When Operating Doors

A lack of lubrication of the door hinge pins

    • Operate the doors and listen for squeaks.
    • Lubricate the door hinge pins with light oil and coat with lithium grease.

A lack of lubrication of the door hold open link arm

Lubricate the door hold open link arm with light oil and coat with lithium grease.

Squeak Coming From Console When Shifting Manual Transaxle - Condition Occurs In Cold Weather with a Cold Engine

The faulty manual transaxle control lever lower boot

    • Move the control lever between gears and listen for squeaks.
    • Remove the floor console and replace the lower shift boot or apply talcum powder to the lower shift boot.

Squeak Coming From Instrument Cluster Trim Plate

Rubbing of the cluster trim plate on the instrument panel

    • Test drive the vehicle in order to verify this condition.
    • Remove the instrument cluster trim plate and install felt tape to the edges.