The multi-band antenna is on the roof of the vehicle. The antenna is used for 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, and it is open, reception can also be affected.
Camshaft Timing Chain, Sprocket, and Tensioner Replacement Valvetrain Valvetrain Timing
Special ToolsEN-45027 Tensioner ToolEN-45059 Angle MeterEN-48953 Camshaft Actuator Locking ToolFor equivalent regional tools, refer toSpecial Tools.Removal ProcedureRemove the camshaft cover. Refer toCamshaft Cover Replacement.Remove the number-1 cylinder spark plug. Refer toSpark Plug Replacement.R ...