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:

    Traction Control System (TCS)
    The traction control system limits wheel spin. The system is on when the vehicle is started. ○ To turn off traction control, press and release located on the console. illuminates and the ...

    Customer Assistance for Text Telephone (TTY) Users (U.S. and Canada)
    To assist customers who are deaf, hard of hearing, or speech impaired and who use Text Telephones (TTYs), GMC has TTY equipment available at its Customer Assistance Center. Any TTY user can communicat ...

    Recommended Fuel
    Use regular unleaded gasoline with a posted octane rating of 87 or higher. If the octane rating is less than 87, an audible knocking noise, commonly referred to as spark knock, might be heard when ...