WenmarOpen by Wenmar Pro

Service bulletin PIT4601A

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.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10164766
Published by NHTSA2019-09-16
Manufacturer's numberPIT4601A
Manufacturer's date2019-08-14
NHTSA componentSTRUCTURE:FRAME AND MEMBERS

NHTSA's summary

This Preliminary information communicates a Wind Whistle Noise From Front Of the Vehicle at Speeds Above 55 mph

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Body and frame

Vehicles listed
BUICK RAINIER2006, 2007
CHEVROLET TRAILBLAZER2006, 2007, 2008, 2009
GMC ENVOY2006, 2007, 2008, 2009
GMC ENVOY 3602006, 2007, 2008, 2009 (the catalog's model; the bulletin names a series or trim of it)
GMC ENVOY DENALI2006, 2007 (the catalog's model; the bulletin names a series or trim of it)
GMC ENVOY DENALI XL2006 (the catalog's model; the bulletin names a series or trim of it)
GMC ENVOY XL2006 (the catalog's model; the bulletin names a series or trim of it)
GMC ENVOY XL 3702006 (the catalog's model; the bulletin names a series or trim of it)
SAAB 9-7X2006, 2007, 2008

Listing a model year does not mean every vehicle of it is concerned: the document says which.

Other bulletins for the same vehicles and component
PI0281K2024-02-14. Service bulletin. This preliminary informational (PI) bulletin provides information to dealership personnel which may be helpful when addressing underbody component corrosion with customers.
14309A2024-01-16. Service bulletin. Driver Door Switch Short Circuit
143092024-01-16. Service bulletin. Driver Door Switch Short Circuit
12180F2023-12-04. Service bulletin. Driver Door Switch Short Circuit
12180E2023-12-04. Service bulletin. Driver Door Switch Short Circuit
12180D2023-12-04. Service bulletin. Driver Door Switch Short Circuit
12180C2023-12-04. Service bulletin. Driver Door Switch Short Circuit
12180B2023-12-04. Service bulletin. Driver Door Switch Short Circuit
12180A2023-12-04. Service bulletin. Driver Door Switch Short Circuit
113232023-12-04. Service bulletin. Special Coverage Adjustment ? Driver Door Switch Short Circuit