Tire Changing
See also:
Current and Past Models
Technical Service Bulletins and
Manuals are available for current
and past model GM vehicles.
ORDER TOLL FREE:
1-800-551-4123 Monday – Friday
8:00 AM – 6:00 PM Eastern Time
For Credit Car ...
Average Fuel Economy/Instantaneous Fuel Economy
On some models, this display
shows Average Fuel Economy. On
other models, this display shows
both Average Fuel Economy and
Instantaneous Fuel Economy.
The Average Fuel Economy display
shows ...