Battery; Four-Wheel Drive - GMC 2015 Sierra Denali Owner's Manual

Caution (Continued)
be replaced. Do not let
someone put in the wrong
kind of fluid.
If brake fluid is spilled on the
vehicle's painted surfaces,
the paint finish can be
damaged. Be careful not to
spill brake fluid on the
vehicle. If you do, wash it off
immediately.

Battery

Refer to the replacement number
shown on the original battery label
when a new battery is needed. See
Engine Compartment Overview on
page 10-5 for battery location.
Warning
Battery posts, terminals, and
related accessories contain lead
and lead compounds, chemicals
known to the State of California to
cause cancer and reproductive
harm. Wash hands after handling.
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 10-87 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.
Vehicle Care
Extended Storage: Remove the
black, negative ( ) cable from the
battery or use a battery trickle
charger.

Four-Wheel Drive

Transfer Case
When to Check Lubricant
Refer to Maintenance Schedule on
page 11-3 to determine when to
check the lubricant.
1. Fill Plug
2. Drain Plug
10-29