If the vehicle is equipped with OnStar and has an active subscription, additional data may be collected through the OnStar system. This includes information about the vehicle's operation; collisions involving the vehicle; the use of the vehicle and its features; and, in certain situations, the location and approximate GPS speed of the vehicle. Refer to the OnStar Terms and Conditions and Privacy Statement on the OnStar website.
See OnStar Additional Information.
Event Data Recorders
Infotainment SystemCamshaft Timing Chain and Tensioner Removal (LAF, LEA, or LUK) Valvetrain Valvetrain Timing
Special ToolsEN-48953Camshaft Actuator Locking ToolFor equivalent regional tools, refer toSpecial Tools.Rotate the crankshaft to installEN-48953locking tool-(1).Note:Marking the chain and actuators is crucial to proceduresoperation. The camshaft actuator and timing chain must have oilremoved from th ...