See also:

When to Add Engine Oil
If the oil is below the L mark for the L6 engine or the cross-hatched area at the tip of the dipstick for the V8 engine, you will need to add at least one quart/liter of oil. But you must use the ...

Storing and Deleting Phone Numbers
The system can store up to 30 phone numbers as name tags in the Hands-Free Directory that is shared between the Bluetooth and OnStar systems. The following commands are used to delete and store pho ...

Lane Departure Warning (LDW)
The vehicle may have a Lane Departure Warning (LDW) system. Read this entire section before using the system. WARNING: The Lane Departure Warning (LDW) system does not steer the vehicle and is o ...