Service Bulletins
Service Bulletins give additional technical service information needed to knowledgeably service General Motors cars and trucks.
Each bulletin contains instructions to assist in the diagnosis and service of the vehicle.
See also:
Tires
Every new GM vehicle has
high-quality tires made by a
leading tire manufacturer. See
the warranty manual for
information regarding the tire
warranty and where to get
service. For additiona ...
Dual Automatic Climate Control System
A. Driver and Passenger Heated Seats (If Equipped)
B. Driver and Passenger Temperature Controls
C. Air Delivery Modes
D. Heated Steering Wheel (If Equipped)
E. Recirculation
F. Air Conditi ...
Muting a Call
During a call, all sounds from inside the vehicle can be
muted so that the person on the other end of the
call cannot hear them.
To Mute a call
1. Press . The system responds
with “Ready” ...
