Danger, Warnings, and Cautions
Warning messages found on vehicle labels and in this manual describe hazards and what to do to avoid or reduce them.
Danger indicates a hazard with a high level of risk which will result in serious injury or death.
Warning or Caution indicates a hazard that could result in injury or death.
WARNING
These mean there is something that could hurt you or other people.
Notice: This means there is something that could result in property or vehicle damage. This would not be covered by the vehicle's warranty.

A circle with a slash through it is a safety symbol which means “Do Not,” “Do not do this,” or “Do not let this happen.”
See also:
Starting the Engine
If the vehicle has a diesel engine, see the Duramax diesel supplement for more information.
If the vehicle is a hybrid, see the hybrid supplement for more information.
Notice: Do not try to shift to ...
Antilock Brake System (ABS) Warning Light
For vehicles with the Antilock Brake System (ABS), this light comes on briefly
when the engine is started. If the light does not come on, have it fixed so it will
be ready to warn if there is a ...
Driving on Hills
Driving safely on hills requires good judgment and an understanding of what the vehicle can and cannot do.
WARNING
If the vehicle has the two-speed automatic transfer case, shifting the transfer cas ...





