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Passenger Compartment Air Filter
The filter removes dust, pollen, and other airborne irritants from outside air and inside air when in recirculation mode. To find out what type of replacement filter to use, see Maintenance Replaceme ...

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 battery. ...

General Information
This maintenance section applies to vehicles with a gasoline engine. For diesel engine vehicles, see the maintenance schedule section in the Duramax Diesel Supplement. Your vehicle is an important in ...