Vehicle Storage
WARNING
Batteries have acid that can burn you and gas that can explode.
You can be badly hurt if you are not careful. See Jump Starting on page 10‑92 for tips on working around a battery without getting hurt.
Infrequent Usage: Remove the black, negative (−) cable from the battery to keep the battery from running down.
Extended Storage: Remove the black, negative (−) cable from the battery or use a battery trickle charger.
See also:
Gasoline Specifications (U.S. and Canada Only)
At a minimum, gasoline should meet ASTM specification D 4814 in the United States
or CAN/CGSB&-3.5 or 3.511 in Canada. Some gasolines contain an octane-enhancing
additive called methylcyclopen ...
Roadside Assistance Program
U.S.: 1-888-881-3302
TTY Users (U.S.): 1-888-889-2438
Canada: 1-800-268-6800
Mexico: 01-800-466-0801
As the owner of a new GMC, you are automatically enrolled in the Roadside Assistance program.
...
Memory Features
On vehicles with the memory feature, the controls on the driver door are used to program and recall memory settings for the driver seat and outside mirrors. ...