Setting Cruise Control
If the cruise button is on when not in use, it could get bumped and go into cruise when not desired. Keep the cruise control switch off when cruise is not being used.
The cruise control light on the instrument panel cluster comes on after the cruise control has been set to the desired speed.
1. Press the 
button.
2. Get up to the desired speed.
3. Press the −SET button and release it.
4. Take your foot off the accelerator.
See also:
Safety System Check
Now and then, check that the safety belt reminder light, safety belts,
buckles, latch plates, retractors, and anchorages are all working properly.
Look for any other loose or damaged safety belt sys ...
General Information
For service and parts needs, visit your dealer. You will receive genuine GM parts
and GM-trained and supported service people.
Genuine GM parts have one of these marks:
...
Lower Anchors
Lower anchors (A) are metal bars built into the vehicle.
There are two lower anchors for each LATCH seating position that will
accommodate a child restraint with lower attachments (B). ...