Other Warning Devices; Jump Starting - GMC 2003 C4C042 Owner's Manual

Other Warning Devices

If you carry reflective triangles, you can set one up at
the side of the road behind your vehicle in the
recommended manner per Federal Motor Carrier Safety
Regulation (FMCSR) Section 392.22, to warn others.

Jump Starting

If your battery (or batteries) has run down, you may
want to use another vehicle and some jumper cables to
start your vehicle. Be sure to follow the steps below to
do it safely.
CAUTION:
Batteries can hurt you. They can be dangerous
because:
D
They contain acid that can burn you.
D
They contain gas that can explode or ignite.
D
They contain enough electricity to
burn you.
If you don't follow these steps exactly, some or all
of these things can hurt you.
NOTICE:
Ignoring these steps could result in costly damage
to your vehicle that wouldn't be covered by your
warranty.
The ACDelco R battery in your vehicle has a
-
built in hydrometer. Do not charge, test or jump
start the battery if the hydrometer looks clear or
light yellow. Replace the battery when there is a
clear or light yellow hydrometer and a cranking
complaint.
Trying to start your vehicle by pushing or pulling
it won't work, and it could damage your vehicle.
1. Check the other vehicle. It must have a 12
battery (or batteries) with a negative ground system.
NOTICE:
If the other system isn't a 12
negative ground, both vehicles can be damaged.
-
volt
-
volt system with a
5-3