OnStar Description and Operation
This OnStar® system consists of the following components:
Telematics communication interface control module
OnStar® three button assembly
Microphone
Cellular antenna
Navigation antenna
Bluetooth® antenna (If equipped)
Back up battery (If equipped)
This system also interfaces wi ...
Park Brake System Description and Operation
System Component Description
The park brake system consists of the following:
Park Brake Lever Assembly
Receives, multiplies, and transfers park brake system apply input force
from driver to park brake cable system.
Releases applied park brake system when lever release ...
Timing Belt Replacement
Special Tools
EN-6333 Timing Belt Tensioner Locking Pin
EN-6340 Camshaft Locking Tool
For equivalent regional tools, refer to Special Tools.
Removal Procedure
Note: If the timing belt is being replaced due to the maintenance
schedule interval, then the timing belt t ...