See also:

Under the Hood
In all but the Ultra models, a standard 185-hp, 3.4-liter V-6 teams with a four-speed-automatic transmission. The Rendezvous Ultra gets a 245-hp, 3.6-liter V-6; this engine is optional in the CXL. ...

Automatic Door Unlock
The doors will automatically unlock when the shift lever is moved into P (Park). See Vehicle Personalization . ...

Onstar.com
The website provides access to account information, manages the OnStar subscription, and allows viewing of videos of each service. Get subscription plan pricing and sign up for OnStar Vehicle ...