What lubricant goes in a transfer case?

Transfer cases may be filled with gear oil, automatic transmission fluid (ATF), or specialty lubricants. It is important to regularly inspect the transfer case for any damage, leaks, or other concerns.

What is automatic transfer case fluid?

ACDelco Auto Trak II Transfer Case Fluid is approved for use in GM automatic four-wheel drive vehicles with transfer cases as recommended in the owner’s manual or GM service bulletins. This transfer case fluid has improved oxidation resistance for extended life and withstands extended high-temperature operation.

What type of fluid goes in a GM transfer case?

The fluid in the transfer case serves as both lubricant and helps to keep the internal components cool and turning smoothly….

GMC/Chevrolet TRANSFER CASES
Transfer Case Model Fluid Type
BW4401 ATF (Dexron III or higher)
BW4470 ATF (Dexron III or higher)
BW4472 ATF (Dexron III or higher)

How much transmission fluid does a transfer case hold?

In most vehicles, a transfer case is filled with a fairly small amount of gear oil (usually SAE 75W-85, 80W-90 or 75W-140 grade). The transfer case of the Toyota FJ Cruiser in the photo, for example, takes only 1.5 US quarts or 1.4 liters of SAE 75W gear oil.

How do I know if my transfer case needs oil?

The transfer case fluid cools and lubricates the gears and other parts of the case….Some indications you transfer case is in need of service would be:

  1. Difficulty shifting gears.
  2. Grinding noises coming from underneath the vehicle.
  3. Vehicle jumps in and out of four-wheel drive.

How do I know if my transfer case fluid is low?

If you hear grinding, growling, or humming noises that change with your vehicle speed, it may be coming from the transfer case. This could indicate a low fluid level or some mechanical problem such as bad bearings, loose chains or damaged gears.

What happens if transfer case is low on fluid?

Difficulty changing gears – Low or dirty transfer case fluid can affect your transmission’s ability to shift gears. It can also result in your car unexpectedly falling out of four-wheel drive. Loud noises while driving – As the transfer case fluid loses its lubricating properties, friction will occur inside.

How much oil goes in a transfer case?

In most vehicles, a transfer case is filled with a small amount of gear oil (usually SAE 75W-85, 80W-90 or 75W-140 grade). The transfer case of the Toyota FJ Cruiser in the photo, for example, takes only 1.5 quarts (1.4 liters) of SAE 75W gear oil.