Diagnostics
OnStar Vehicle Diagnostics will perform a vehicle check every month. It will
check the engine, transmission, antilock brakes, and major vehicle systems. It also
checks the tire pressures, if the vehicle is equipped with the Tire Pressure Monitoring
System. If a diagnostics check is needed between e-mails, push
, and an Advisor can run a check.
See also:
Brake Assist
This vehicle has a brake assist feature designed to assist the driver in stopping or decreasing vehicle speed in emergency driving conditions. This feature uses the stability system hydraulic brake co ...
Shifting out of Park (Automatic Transmission)
This vehicle is equipped with an electronic shift lock release system. The shift lock release is designed to:
► Prevent ignition key removal unless the shift lever is in P (Park) with the shift ...
Battery Replacement
Replace the battery if the REPLACE
BATTERY IN REMOTE KEY
message displays in the DIC. See
“REPLACE BATTERY IN REMOTE
KEY” under Key and Lock
Messages.
The battery is not rechargeable. T ...
