Buick LaCrosse: 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.
OnStar Mobile App
With an iPhone® or
Androidâ„¢-based mobile device, an
OnStar mobile app can be
downloaded. The vehicle can be
remote started, if equipped, or the
doors can be unlocked from
anywhere there ...
See also:
Vehicle Dynamics Control operation indicator light
The indicator light flashes during activation of the skid suppression function
and during activation of the traction control function.
NOTE
● The light may remain illuminated for a short per ...
Fluids
*1: Use one of the indicated types of fluid.
*2: The indicated fluid quantity is only a guideline. The necessary quantity for
replacement may differ slightly depending on the temperature and othe ...
Engine coolant
The high-pressure cooling system has a reservoir filled with year-round antifreeze
coolant. The reservoir is filled at the factory.
Check the antifreeze protection and coolant level at least once a ...
