Retrieve My Number
1. Push 
. System responds:
“OnStar ready.”.
2. Say “My Number.” System responds: “Your OnStar Hands-Free Calling number is.”
See also:
Parking Brake
The vehicle has an Electric Parking Brake (EPB). The switch for the EPB is on the center console.
The EPB can always be activated, even if the ignition is off. To prevent draining the battery, avoi ...
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 ...
Power Seat Adjustment
To adjust the power driver seat, if equipped:
Move the seat forward or rearward by sliding the control forward or rearward.
Raise or lower the front part of the seat cushion by moving the fron ...