Under the Hood
A 4.6-liter Northstar V-8 with variable valve timing produces 320 horsepower at 6,400 rpm and 310 pounds-feet of torque at 4,400 rpm. Premium fuel is recommended. The five-speed-automatic transmission incorporates Driver Shift Control.
See also:
Viscosity Grade
SAE 5W–30 is the best viscosity
grade for the vehicle. Do not use
other viscosity grade oils such as
SAE 10W–30, 10W–40, or 20W–50.
If in an area of extreme cold,
where the temperature falls ...
Safety Belt Messages
BUCKLE SEATBELT
This message displays as a reminder when the safety belt is not buckled. ...
Cellular and GPS Antennas
Avoid placing items over or near
the antenna to prevent blocking
cellular and GPS signal reception.
Cellular reception is required for
OnStar to send remote signals to
the vehicle. ...