Battery
Refer to the replacement number on the original battery label when a new battery is needed.
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.
See also:
Diagnostics
OnStar Vehicle Diagnostics will perform a vehicle check every month. It will check the engine, transmission, antilock brakes, and major vehicle systems. It also checks the tire pressures, if the vehic ...
Under the Hood
The Yukon Hybrid uses a two-mode hybrid system. The system augments the SUV's
V-8 engine with two electric motors, both powered by a 300-volt battery pack. A
cylinder-deactivation system cuts powe ...
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 ...