When to Check and Change Automatic Transmission Fluid
A good time to check the automatic transmission fluid level is when the engine oil is changed.
Change the fluid and filter at the intervals listed in Scheduled Maintenance and be sure to use the transmission fluid listed in Recommended Fluids and Lubricants.
See also:
Security Light
The immobilizer light should come
on briefly as the engine is started.
If it does not come on, have the
vehicle serviced by your dealer.
If the system is working normally,
the indicator ligh ...
Online Owner Center
Online Owner Center (U.S.) —
www.gmownercenter.com/buick
Information and services customized for your specific
vehicle — all in one convenient place.
• Digital owner manual, warranty infor ...
How the System Works
URPA comes on automatically when the shift lever
is moved into R (Reverse). The rear display briefly
illuminates to indicate the system is working.
URPA operates only at speeds less than 8 km/h
...