Store a Name Tag for Speed Dialing
1. Push 
. System responds:
“OnStar ready.”.
2. Say “Store.” System responds:
“Please say the number you would like to store.”.
3. Say the entire number without pausing. System responds:
“Please say the name tag.”.
4. Pick a name tag. “System responds:”About to store <name tag>. Does that sound OK?”.
5. Say “Yes” or “No” to try again.
System responds: “OK, storing <name tag>.”
See also:
Ignition Transmission Lock Check
While parked, and with the parking brake set, try to turn the ignition to LOCK/OFF
in each shift lever position.
The ignition should turn to LOCK/OFF only when the shift lever is in P (Park).
...
Automatic Transmission Operation
The vehicle may have a shift lever located either on the
steering column or on the console between the seats.
P (Park): This position locks the front wheels. It is
the best position to use when ...
Engine Cooling System Messages
A/C OFF DUE TO HIGH ENGINE TEMP
This message displays when the engine coolant becomes hotter than the normal operating temperature.
To avoid added strain on a hot engine, the air conditioning compre ...