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:
Technology
Cadillac CTS Coupe blends handcrafted luxury with a contemporary,
driver-focused interior that supports the car's high-performance capabilities.
The interior includes hand-sewn accents covering th ...
Control of a Vehicle
Braking, steering, and accelerating are important factors in helping to control
a vehicle while driving. ...
When to Check and Change Automatic Transmission Fluid
It is usually not necessary to check the transmission fluid level. The only reason
for fluid loss is a transmission leak or overheating the transmission. If a small
leak is suspected, then use the ...