Service
Your dealer knows your vehicle best and wants you to be happy with it. We hope you will go to your dealer for all your service needs. You will get genuine GM parts and GM-trained and supported service people.
We hope you will want to keep your GM vehicle all GM. Genuine GM parts have one of these marks:

See also:
Battery Load Management
The vehicle has Electric Power
Management (EPM) that estimates
the battery's temperature and state
of charge. It then adjusts the voltage
for best performance and extended
life of the batter ...
Engine Cooling when Trailer
Towing
The cooling system may temporarily
overheat during severe operating
conditions. See Engine Overheating. ...
LOW BATTERY
This message is displayed when the
battery voltage is low. See Battery for more information. ...
