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.

    See also:

    Consistency of Readings
    Always check the fluid level at least twice using the procedure described previously. Consistency (repeatable readings) is important to maintaining proper fluid level. If readings are still inconsiste ...

    Repair Facility
    GM also recommends that you choose a collision repair facility that meets your needs before you ever need collision repairs. Your dealer may have a collision repair center with GM-trained technicians ...

    Front Seats
    The front seats have adjustable head restraints in the outboard seating positions. WARNING With head restraints that are not installed and adjusted properly, there is a greater chance that occupants ...