For 1990-2009 cars

# Info - Brake Rotor Minimum Allowable Thickness After Refinish Specification Correction

Subject: | Brake Rotor Minimum Allowable Thickness After Refinish Specification Correction

Models: | 2001-2004 Buick Century, Regal

| 2002-2004 Buick Rendezvous

| 1997-2004 Chevrolet Venture

| 2001-2004 Chevrolet Impala, Monte Carlo

| 1997-2004 Oldsmobile Silhouette

| 2001-2002 Oldsmobile Intrigue

| 1997-1998 Pontiac Trans Sport

| 1999-2004 Pontiac Montana

| 2001-2004 Pontiac Aztek, Grand Prix

This bulletin is being revised to add models and model years. Please discard Corporate Bulletin Number 04-05-23-002 (Section 05 - Brakes).

The current "Rotor Minimum Allowable Thickness After Refinish Specification" found in past Service Manual information is incorrect.

The correct Minimum Allowable Thickness After Refinish specification shown in the table below should be used to determine the service life of the rotor.

#### Minimum Allowable Thickness After Refinish Specification (Front Rotors Only)

Vehicle | Specification
--- | ---
Aztek, Rendezvous | 28.4 mm (1.118 in)
Trans Sport/Montana, Silhouette, Venture -- AWD
Trans Sport/Montana, Silhouette, Venture -- FWD | 31.08 mm (1.224 in)
Century, Grand Prix, Impala, Intrigue, Monte Carlo, Regal,

This information has been updated within SI. If you are using a paper version of this Service Manual, please make a reference to this bulletin on the affected page.