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Transfer case

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How Often Does My Car Need New Transfer Case Fluid?
A transfer case is a part of a drivetrain system. Its primary function is to engage the axles of multi-axle vehicles. Positioned underneath the vehicle, a transfer case is made of an aluminum or...
How to Replace Transfer Case Fluid
Transfer case fluid lubricates the gears of your four-wheel drive (4WD) and all-wheel drive (AWD) vehicle. Dirty case fluid affects performance.
How to Buy Good Quality Transfer Case Fluid
Do you drive an all-wheel drive, or four-wheel drive vehicle? If so, you can bet it most likely has transfer case fluid. The transfer case fluid is found within the transfer...

Related questions

Question
Oil from transfer case vent
Hi, thanks for writing in. A leak in the transfer case can cause a lot of serious issues. Tracing it can be done several ways. The most efficient way for tracking an honest leak is typically a dye test. This...
Question
I need the part for a 1994 Ford XLT 5.8 liter 4x4 adapter housing transmission transfer case automatic. Where do I get it
Hello and thanks for contacting YourMechanic. The adapter housing for your transmission to transfer case on your 1994 could be found at most transmission shops. I recommend looking at performance transmission shops to locate the adapter you need. You could...
Question
Truck barely wants to move in 2 hi
Hello. It sounds like you have a transfer case that is failing. It may only be transferring power to the front wheels which will cause these symptoms to occur. I usually drain the fluid from the transfer case and inspect...
Question
4x4 issues
Hello and thanks for your question. When you shift from 2WD to 4WD the vacuum solenoid is to help switch the transfer case from 2WD to 4WD a slow to no speed. If you changed the vacuum solenoid and nothing...
Question
Truck won't move while in gear
Hello and thank you for your question. The problem could be 3 different things wrong with your truck. First, look at the brake system to ensure that the brakes are not engaging when you put the vehicle in gear. If...
Question
Tranfer case keeps cracking
Hello. This is a very common problem with this design transfer cases of these years of Dodge vehicles. This is a design flaw that was fixed in newer versions of the transfer case. You can find many forums and complaints...
Question
Transfer case adapter leak.
There should be an output seal between the transmission and the transfer case has an input seal with a gasket in between. If any of these are bad it may leak transmission fluid. I would recommend having a certified technician,...
Question
My Yukon Denali is AWD. With front tires off the ground, should the drive shaft and both tires spin freely of each other?
Hi there, thanks for writing in. I'd be happy to help. This is a normal thing. Your front axle carrier has an electronic actuator that locks it in only when the transfer case is locked into 4WD. The fact that...
Question
Will there be any other concurring problems from this problem? Is it worth the money $2100 to replace?
Since the transfer case is an enclosed case housing many different gears and other components, the damage should be mostly limited to the contents of the case itself. I would however recommend having other compensating parts such as axles inspected...
Question
Transfer case trouble
The rolling while in park should not have anything to do with the transfer case as this is a separate piece of the drivetrain controlled by the transmission. There is a pawl on the end of the transmission shaft (assuming...
Question
transfer case needs replaced
A good estimate would be around 3 hours labor to replace the transfer case as a complete unit.
Question
Need to know the backlash specifications for a 2006 Denali transfer case.
Hi there. On most applications that deal with gear lash or known as backlash there is very low amounts of lash to prevent damage to the gears but also allowing the metal to expand. For your transfer case, set the...
Question
Are transfer cases engine specific? For example can I put a used 3.7L Transfer case in my car if my car is a 5.7L 4WD 2007 Jeep Grand Cherokee
Hello - transfer cases tend to be specific to the transmission, not the engine. In your case, your 5.7l Grand Cherokee has the 5-45RFE transmission, while the 3.7l equipped models use the W5A580 transmission. The major differences in the transmissions...
Question
What are signs my transfer case is going bad?
Hi there. Typically when a transfer case fails it will start making a grinding noise and can even cause some jerking while driving. It can also cause some instability when driving at higher speeds. From what you are explaining, it...
Question
I put my vehicle into 4WD and heard a grinding noise. I took it out and put it in 2WD and It started to make some noise.
Hi there. Jack up the vehicle and put it on jack stands. Make sure that all 4 wheels are off the ground. Put the transfer case in 4WD, the transmission in drive, and let off the brake. Check to see...
Question
What are the gaskets called that go between the transmission and the transfer case?
Hi there. Usually the gaskets between the transmission and the transfer case are known as the transfer case gasket or the transfer case adapter gasket. The gasket may be listed as the type of transfer case and then followed by...
Question
Why would a transfer case jump gears?
Hi there. If the vehicle is all stock, then the only reasons why the transfer case would do this is because the chain or belt in the case is worn out. If the vehicle is modified in any way, such...
Question
Transfer case isues
Hi there. The vibration in the middle of your vehicle upon acceleration and trouble shifting in and out of 4 wheel drive may be a bad transmission mount. If the transmission mount is broken or sagging, the driveline angle changes...
Question
The four wheel drive system is not engaging the front wheels
From what you are describing it sounds like you have either a failure in the transfer case or in the front axle actuator. I usually drain the fluid from the transfer case first and check it for metal. If there...
Question
4WD transfer case issue
Hi there. It seems like what happened was, when putting the vehicle in 4WD low and driving at a high speed on pavement this could have caused the front axle to burn up. This is because the front differential has...

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