GM Service Manual Online
For 1990-2009 cars only
Table 1: Rattle Coming From the Side Rail
Table 2: Rattle Under Vehicle at Higher RPM
Table 3: Squeak From the Front of the Vehicle in Cold Weather
Table 4: Thump From Rear of Vehicle on Bumps
Table 5: Glass Knock Coming From the Rear of the Vehicle When Driving Over Bumps
Table 6: Rattle Coming From Door
Table 7: Squeak When Operating Doors
Table 8: Squeak Coming From Console When Shifting Manual Transaxle Condition Occurs In Cold Weather with a Cold Engine
Table 9: Buzz From the Left Side of Instrument Panel
Table 10: Squeak Coming From Instrument Cluster Trim Plate

Rattle Coming From the Side Rail

Checks

Action

Inspect the 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

Checks

Action

Inspect for heat shield contact 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

Checks

Action

Inspect the front stabilizer shaft insulators.

    • 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

Checks

Action

Inspect for a properly 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

Checks

Action

Inspect for 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

Checks

Action

Inspect the door lock solenoid.

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

Inspect for 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

Checks

Action

Inspect for 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.

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

Checks

Action

Inspect the 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.

Buzz From the Left Side of Instrument Panel

Checks

Action

Inspect for vibration of the fuse box cover against the instrument panel side trim.

    • Tap on the cover with a finger and listen for a buzz.
    • Apply 6.35 mm (0.25 in) by 25.4 mm (1 in) felt pads to the side trim where the cover makes contact.

Squeak Coming From Instrument Cluster Trim Plate

Checks

Action

Inspect for rubbing 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.