For 1990-2009 cars

# Clunk, Rattle Noise from Front of Vehicle (Install Anti-Slip/Friction Material)

Subject: | Clunk, Rattle or Metal to Metal Noise from Front of Vehicle (Install Anti-Slip/Friction Material)

Models: | 1998- 99 Buick Park Avenue

| 1998-99 Buick Riviera

| 1998-99 Oldsmobile Aurora

| 1998-99 Cadillac DeVille, Eldorado, Seville

| Built prior to April 1, 1999

### Condition

Some customers may comment that a clunk, rattle or metal-to-metal noise from the left front or right front of the vehicle can be heard in the passenger compartment. This condition may be more noticeable in cold weather conditions.

### Cause

This condition may be due to the stabilizer bar rubber insulator "walking out" of it's seated position between the engine frame and the stabilizer mounting bracket/clamp during large suspension movements.

### Correction

Install a 50 mm (2 in) by 38 mm (1.5 in) strip of anti-slip/friction material such as 3M® SAFETY-WALK ™General Purpose Tread Tape, P/N 19221, or equivalent, between the engine frame and the stabilizer shaft insulator.

### Repair Procedure

1. Raise the vehicle. Refer to "Lifting and Jacking the Vehicle" in General Information.
2. Remove the stabilizer shaft bracket/clamp bolts (1).
3. Remove the stabilizer shaft bracket/clamp (2).
4. Remove the stabilizer shaft insulator (3).
5. Clean the engine frame surface (5) of any debris or grease.
6. Remove the paper backing from a 50 mm (2 in) by 38 mm (1.5 in) strip of anti-slip/friction material such as 3M® SAFETY-WALK ™General Purpose Tread Tape, P/N 19221, or equivalent (4).

• | The adhesive side is installed on the engine frame.

• | The 50 mm (2 in) side of the strip must be positioned fore/aft on the engine frame.

7. Install the tape to the engine frame (5).
8. Install the stabilizer shaft insulator (3).
9. Install the stabilizer shaft bracket/clamp (2).
10. Install the stabilizer shaft bracket/clamp bolts (1).

Tighten
Refer to the applicable Service Manual for the appropriate tightening specifications.

11. Lower the vehicle.

### Additional Information

For product availability, order information or technical assistance, contact your local 3M representative or call 1-800-521-8180, extension 5165.

In Canada call 1-800-461-56600.

### Warranty Information

For vehicles repaired under warranty, use:

Labor Operation | Description | Labor Time
--- | --- | ---
E2180 | Insulator and/or Bracket, Front Stabilizer Shaft at Frame (LH and/or RH) - Repair | 0.4 hr