Capacities and Specifications
The following approximate capacities are given in metric and English conversions. See Recommended Fluids and Lubricants on page 11‑12 for more information.
If the vehicle has a diesel engine, see the Duramax diesel supplement for more information.




See also:
OnStar®
If the vehicle is equipped with an active OnStar system, that system may also record data in crash or near crash-like situations.
The OnStar Terms and Conditions provides information on data collecti ...
California Fuel Requirements
If the vehicle is certified to meet California Emissions Standards, it is designed to operate on fuels that meet California specifications.
See the underhood emission control label. If this fuel is n ...
Navigation System
If the vehicle has a navigation system, there is a separate navigation system
manual that includes information on the radio, audio players, and navigation system.
The navigation system provides d ...





