What did you do to your H3 Today
#11
Transfer Case Fluid Replacement
- Raise the vehicle. Refer to Lifting and Jacking the Vehicle.
- Determine the VIN of the vehicle:
- If the VIN is 56TDN13E778100102 or prior, proceed to step 3.
- If the VIN is after 56TDN13E778100102, perform steps 3–9 and 14 only.
- Remove the transfer case drain plug (1) and drain the fluid.
- Apply pipe sealant GM P/N 12346004 (Canadian P/N 10953480) to the threads of the transfer case drain plug.Notice: Refer to Fastener Notice.
- Install the transfer case drain plug (1).
Tighten
Tighten the transfer case drain plug to 25 Y (18 lb ft). - Remove the transfer case fill plug (2).
- Fill the transfer case to the bottom of the fill hole with manual transmission and transfer case fluid. Refer to Adhesives, Fluids, Lubricants, and Sealers.
- Apply pipe sealant G/M P/N 12346004 (Canadian P/N 10953480) to the threads of the transfer case plug.
- Install the transfer case fill plug.
Tighten
Tighten the transfer case fill plug to 25 Y (18 lb ft). - If the VIN is 56TDN13E778100102 or prior proceed to the next step, if not proceed to step 14.
- Remove the speed sensor from the transfer case. Refer to Transfer Case Speed Sensor Replacement.
Important: A hand pump, or equivalent, will be required to perform step 12. - Add 250 ml (8.45 oz) of manual transmission and transfer case fluid. Refer to Adhesives, Fluids, Lubricants, and Sealers.Notice: Refer to Component Fastener Tightening Notice.
- Install the speed sensor to the top of the transfer case and connect the electrical connector.
Tighten
Tighten the speed sensor to 17 Y (13 lb ft). - Lower the vehicle.
#14
That's kinda what started me wondering about the original question...how would you know you were low on transfer case fluid and not know where the fill plug was located?
#15
#16
Well my yoke slider has a leak and I needed to fill it again.
#19
You know your transfer needs refill when you see drops of oil coming out from your slider and your undercarriage is all soaked. I didn't know how much it needed but for sure the level was decreasing.