# Service bulletin 1996584

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

- Type: Service bulletin
- NHTSA id: 10022660
- Published by NHTSA: 2007\-09\-18
- Manufacturer's number: 1996584
- NHTSA component: SUSPENSION:REAR:SPRINGS:AIR SUSPENSION SYSTEM

## NHTSA's summary

BOOM/RUMBLING NOISE AT HIGHWAY SPEED \*NJ

## The document

No address for NHTSA's copy can be built for this communication. Ask the dealer for it by the manufacturer's number.

## Components

Suspension, Air suspension

## Vehicles listed

- 2004 to 2007 BUICK RAINIER
- 2002 to 2006 CHEVROLET TRAILBLAZER
- 2008 CHEVROLET TRAILBLAZER
- 2007 CHEVROLET TRAILBLAZER 360
- 2002 to 2006 GMC ENVOY
- 2008 GMC ENVOY
- 2007 GMC ENVOY 360
- 2003 to 2004 OLDSMOBILE BRAVADA
- 2005 to 2008 SAAB 9\-7X

## Other bulletins for the same vehicles and component

- [04048](/bulletins/10013056.md), 2005-04-07, Service bulletin: SUSPENSION:FRONT:SPRINGS:AIR SUSPENSION SYSTEM. AN ELECTRONICALLY CONTROLLED AIR SUSPENSION MAY PRODUCE A BRIEF ELECTRICAL SPIKE WHILE THE VEHICLE IS OPERATING. \*TT

JSON: [/v1/bulletins/10022660](/v1/bulletins/10022660)

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