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 Diagnostics. Click on the “My Account” tab on the home page.
See also:
Before Driving Off-Road
• Have all necessary maintenance and service work completed.
• Fuel the vehicle, fill fluid levels, and check inflation pressure in all tires, including the spare, if equipped.
• Read all the ...
Increasing Speed While Using Cruise Control
If the cruise control system is already activated:
• Press and hold the +RES button on the steering wheel until the desired speed is reached, then release it.
• To increase vehicle speed in smal ...
Interior
Base-model SL G1500 vans have vinyl high-back front buckets and a pair of
rear bench seats for eight-passenger capacity. A dozen people fit into the
G2500/3500 vans, seated on twin three-passenger ...





