Limited-Slip Differential
Vehicles with a limited-slip differential can give more traction on snow, mud, ice, sand, or gravel.
It works like a standard differential most of the time, but when traction is low, this feature allows the drive wheel with the most traction to move the vehicle.
See also:
Customer Assistance for Text
Telephone (TTY) Users
To assist customers who are deaf, hard of hearing, or
speech-impaired and who use Text Telephones (TTYs),
Buick has TTY equipment available at its Customer
Assistance Center. Any TTY user can co ...
Every Engine Oil Change
► Change engine oil and filter.
Reset oil life system. See Engine Oil and Engine Oil Life System . An Emission Control Service.
► Engine coolant level check. See Engine Coolant .
...
Manual Locks
From the outside, unlock the door using either the key
or the RKE transmitter.
From the inside, use the power door lock switches or
manual lock knobs located at the top of the door panel
near t ...