How to Check Lubricant

To get an accurate reading, the vehicle should be on a level surface.

To get an accurate reading, the vehicle should be on a level surface.

If the level is below the bottom of the fill plug hole, located on the transfer case, the vehicle will need some lubricant added. Add enough lubricant to raise the level to the bottom of the fill plug hole. A fluid loss could indicate a problem; check and have it repaired, if needed.

What to Use

Refer to Recommended Fluids and Lubricants on page 11‑12 to determine what kind of lubricant to use.

    See also:

    Audio/Video (A/V) Jacks
    A. Yellow: Video Input B. White: Left Audio Input C. Red: Right Audio Input The A/V jacks are color coded to match typical home entertainment system equipment. The A/V jacks, located on the rear ...

    Armrest Storage
    Vehicles with a rear seat armrest have two cupholders. Pull the armrest down from the rear seatback to access the cupholders. ...

    Interior
    The Sierra showcases two different interior designs. Work Truck and SLE models are more utility-minded, with large controls and door handles that can be operated while wearing gloves. The SLT offe ...