When to Check and Change Lubricant

GMC Sierra / GMC Sierra Owners Manuals / Vehicle Care / Vehicle Checks / Front Axle / When to Check and Change Lubricant

It is not necessary to regularly check front axle fluid unless a leak is suspected, or an unusual noise is heard. A fluid loss could indicate a problem. Have it inspected and repaired.

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    Engine Hours
    Press the vehicle information button until ENGINE HOURS displays. This display shows the total number of hours the engine has run. ...

    Maintenance Records
    After the scheduled services are performed, record the date, odometer reading, who performed the service, and the type of services performed in the boxes provided. Retain all maintenance receipts. ...

    Auxiliary Devices
    The vehicle may have a 3.5mm (1/8 in) auxiliary input jack located on the lower right side of the faceplate and for vehicles with a USB port, it is located in the instrument panel storage area. ...