OnStar
See also:
Four-Wheel Drive
Transfer Case
When to Check Lubricant
Refer to Maintenance Schedule on page 11‑3 to determine when to check the lubricant.
How to Check Lubricant
Electric Shift Transfer Case
A. Fill Plug ...
Passenger Airbag Status Indicator
The vehicle has a passenger sensing system. See Passenger Sensing System on page 3‑31 for important safety information.
The instrument panel has a passenger airbag status indicator.
United S ...
Customer Assistance for Text Telephone (TTY) Users (U.S. and Canada)
To assist customers who are deaf, hard of hearing, or speech impaired and who use Text Telephones (TTYs), GMC has TTY equipment available at its Customer Assistance Center. Any TTY user can communicat ...





