Envoy 4WD V8-5.3L (2007)
Housing Assembly HVAC: All Technical Service Bulletins
Interior - Rattle From R/H Side of Dash on Start Up
Bulletin No.: 07-08-49-024
Date: November 12, 2007
TECHNICAL
Subject:
Right Side Instrument Panel Rattle Noise at Start-up or When Shifted into Gear (Tighten Screw)
Models:
2005-2007 Buick Rainier
2005-2008 Chevrolet TrailBlazer, TrailBlazer EXT
2005-2008 GMC Envoy, Envoy XL
2005-2008 Saab 9-7X
Condition
Some customers may comment on a right hand instrument panel rattle at start-up or when shifted into gear.
Cause
There may be an under-torqued screw in the heater case.
Correction
Retorque the heater case 5.5 mm headed screw/retainer. Tighten the screw/retainer to 2 N.m (18 lb in). Refer to the illustration above for the screw
location.
Warranty Information (excluding Saab U.S. Models)
For vehicles under warranty, use the table.