Brakes - Whistle Noise With Brakes Applied When Stopped
File In Section: 05 - BrakesBulletin No.: 04-05-22-001
Date: September, 2004
TECHNICAL
Subject:
Whistle Noise While Vehicle is Stationary with Brakes Applied (Replace Vacuum Brake Booster Check Valve)
Models:
2004 Pontiac GTO
Condition
Some customers may comment on a light, barely audible whistle noise while their vehicle is stationary, with the brakes applied. This noise will disappear when the brakes are released.
Correction
Install a new vacuum brake booster check valve.
The new valve (1) can be easily identified from the old valve (2) by the black cover.
Parts Information
Parts are currently available from GMSPO.
Warranty Information
For vehicles repaired under warranty, use the table.
Disclaimer