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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    Transmission Messages
    SERVICE 4 WHEEL DRIVE If the vehicle has four-wheel drive, this message may display if a problem occurs with the four-wheel-drive system. If this message appears, stop as soon as possible and turn of ...

    End a Call
    Push . System responds: “Call ended.” ...

    Checking the Fluid Level
    Prepare the vehicle as follows: 1. Park the vehicle on a level place. Keep the engine running. 2. With the parking brake applied, place the shift lever in P (Park). 3. With your foot on the brake p ...