The multi-band antenna is on the roof of the vehicle. The antenna is used for the AM-FM radio, OnStar, the SiriusXM Satellite Radio Service System, and GPS (Global Positioning System), if the vehicle has these features. Keep the antenna clear of obstructions for clear reception.
If the vehicle has a sunroof, the performance of the features listed above may be affected if the sunroof is open.
Satellite Radio Antenna
Audio PlayersFront Upper Grille Replacement
Front Upper Grille Replacement
Callout
Component Name
Preliminary Procedure
Remove the front bumper fascia. Refer to Front Bumper Fascia Replacement.
1
Radiator Upper Grille Assembly Screw (Qty:? ...
Ball Joint Inspection
Caution: Refer to Vehicle Lifting and Jacking Caution.
Raise the front of the vehicle to allow the front suspension to hang free.
Grasp the tire at the top and the bottom.
Move the top of the tire in an in-and-out motion.
Look for any horizontal movement of the knuckle relativ ...
Throttle/Idle Learn
Description
The engine control module (ECM) learns the airflow through the throttle body
to ensure the correct idle. The learned airflow values are stored within the
ECM. These values are learned to adjust for production variation and will continuously
learn during the life of the ...