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What fluid goes in a NP246?

GMC/Chevrolet TRANSFER CASES
Transfer Case ModelFluid Type
NP246Auto-Trak II (GM Part # 12378396)
NP261ATF (Dexron III or higher)
NP263ATF (Dexron III or higher)

Is Auto Trak II fluid synthetic?

Valvoline™ Multi-Vehicle Transfer Case Fluid is a full synthetic offering that meets the performance needs for transfer cases calling for Ford XL-12, GM Auto Trak II, as well as transfer cases requiring ATF fluids (DEX/MERC, ATF +4, etc).

What happens if you don’t change your transfer case fluid?

Over time transfer case fluid becomes contaminated due to carbon build up from cooling hot drivetrain components. This may affect a vehicle’s performance, causing the vehicle to shudder when turning or emit whining sounds. If the fluid runs low or becomes contaminated, it can lead to failure of the differential.

What fluid goes in a 261 transfer case?

Recommended fluid for the NP261 transfer case is automatic transmission fluid (ATF). The correct quality parts the first time for your NP261 Transfer Case!

What kind of fluid do you put in a transfer case?

automatic transmission fluid
Most transfer cases are filled with an automatic transmission fluid, which is usually red in colour. Others use a thicker gear oil, and some use a specialized fluid that is specifically made just for that transfer case.

What kind of oil do I need for 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).

What is GM Trak II 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.

How much does it cost to replace transfer case fluid?

Changing the transfer case fluid costs form $75 to $160 in a repair shop. The transfer case should also be checked regularly for leaks. Leaks should be repaired as soon as possible.

What fluid goes in a np241c transfer case?

np241’s take dexron/mercon ATF. everyone seems to think ATF is the best to run in them because that is what the manufacturer calls for. tbh, you could run any ATF as the transfer cases are not ATF additive sensitive like A/T’s.

Is transfer case fluid the same as gear oil?

Most transfer cases are filled with an automatic transmission fluid, which is usually red in colour. Others use a thicker gear oil, and some use a specialized fluid that is specifically made just for that transfer case.