US English/Metric ConversionAir/Wind Noise
Special Tools
CH-39570 Chassis Ear
GE-41416 Ultrasonic Leak Detector
Warning: Refer to Assistant Driving Warning in the Preface section.
To analyze a reported windnoise condition, test drive the vehicle to
determine the origin of the noise.
Choose a regular route with smooth and strai ...
Map Data Updates
The map data in the vehicle is the most up-to-date information available when
the vehicle was produced. The map data is updated periodically, provided that the
map information has changed.
For questions about the operation of the navigation system or the update process,
contact the GM Nav Dis ...
Installation Procedure
Drill 8 mm (5/16 in) for plug welding along the edges of the rear inner
wheelhouse as noted from the original panel.
Note: If the location of the original plug weld holes can not be
determined, space the plug weld holes every 40 mm (1½ in).
Clean and prepare the attaching & ...