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differentials

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How Does Traction Control Work?
Traction control is a car safety feature that prevents wheels from spinning on low-grip surfaces. Electric sensors in your car make the system work.
How Does Traction Control Work?
Traction control is a car safety feature that prevents wheels from spinning on low-grip surfaces. Electric sensors in your car make the system work.
How Often Do I Need to Replace My Car's Differential Fluid?
Many folks do not even know what the differential does. It is not one of those common car parts like the transmission or...
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....
How to Replace a Differential Gasket
Differential gaskets seals the differential housing and protects the rear-end gears and axles from exposure to the elements.
Symptoms of a Bad or Failing Pinion Seal
Common signs include a leaking pinion seal, low fluid in the differential, and a whining noise while the vehicle is in motion.
Symptoms of a Bad or Failing Support Bearing
Common signs include unusual noises and shuddering during acceleration.
Symptoms of a Bad or Failing Axle Shaft Seal
If there are signs of leakage, puddle of fluid, or the axle shaft pops out, you may need to replace your car's axle shaft seal.
What is Rear-Wheel Drive?
For For the better part of the twentieth century, nearly every vehicle on the road had the engine sending power to the rear wheels. This arrangement makes a lot of sense to designers, with the rear wheels handling all of...
How Does Traction Control Work?
Traction control is a car safety feature that prevents wheels from spinning on low-grip surfaces. Electric sensors in your car make the system work.
How Does Traction Control Work?
Traction control is a car safety feature that prevents wheels from spinning on low-grip surfaces. Electric sensors in your car make the system work.
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....
How to Replace a Differential Output Seal
Differential output seals prevent fluid from leaking out of the differential, causing the differential to overheat and cause damage to your car.
How to Replace a Pinion Seal
A pinion seal keeps oil in the differential and keeps water, dirt, and debris out. A failing pinion seal will leak which can ruin the differential.
Symptoms of a Bad or Failing Differential Output Seal
Common signs include whining sounds and oil leaks coming from the differential.
Symptoms of a Bad or Failing Support Bearing
Common signs include unusual noises and shuddering during acceleration.
How to Buy Good Quality Differential/Gear Oil
Gear, Gear, or differential, oil is used to lubricate the gears in a car’s transmission so that it can shift smoothly and easily. This type of fluid is generally used on standard transmissions, whereas transmission fluid is used in automatic...
How to Check Your Car’s Differential Fluid
Ever Ever since you got your driver’s license, you’ve been to told to check your engine oil (https://www.yourmechanic.com/article/how-to-check-your-engine-oil). But what about the fluids underneath your vehicle? If you’ve got a rear-wheel drive, four-wheel drive, or all-wheel drive vehicle, chances are,...

Related questions

Transmission problems
A diagnostic is only meaningful if there is a specific identification of a part or parts that have failed, are worn out, defective or the like. The bearings in the differential that you refer to are not visible for inspection,...
Rear differential problem?
In my experience, I have never observed the differential to be the cause of vibration. The most likely culprits are the wheel or tire, driveshaft, or axle. You had the wheels balanced, so that will rule out balance or a...
Rear differential leak
Hello. Depending on where the leak is coming from, this will determine what needs to be done. If it is coming from the front pinion seal, then it may be the pinion bearing. This is a common failure on this...
My truck wont move at all.
Hi there. Set the parking brake and set a wheel chock in front and behind the front wheels. Then put the transmission in drive and look under the vehicle to see if the rear driveshaft is turning. If the driveshaft...
Truck makes grinding noise when 4WD is engaged and put under load only.
Hello, thank you for writing in. Issues like this can be difficult to locate, because you need the vehicle to be under a similar load to recreate the noise. With that being said, you may have a vacuum issue causing...
My front wheels are locked when I switched to four wheel drive.
If your transfer case can switch from 2 HI, 4 Hi, and 4 LOW, then there is nothing wrong with the transfer case. There seems to be an issue with the front locking solenoid and it may be stuck in...
Front Differential assembly 2010 Infiniti QX56
Hello - "the assembly needs to be changed" seems a bit extreme for a fluid leak. I recommend an oil leak inspection (https://www.yourmechanic.com/services/oil-fluid-leak-inspection) performed by a mobile, professional mechanic, such as one from YourMechanic, who will come to your location,...
How much for replacement of rear differential pump? 2006 Ford Freestyle
Hi there - unfortunately, this is not a service YourMechanic.com offers at this time. Thanks for thinking of us though!
Does the Transmission and Differential take the same fluid on a Acura TSX?
Hello, I would not recommend to use transmission fluid for the differential. Yes, Acura did use a transmission fluid for the rear differential originally called Z1 but a new fluid (DW1) was formulated and Z1 production ceased. However the fluid...
Rear differential problems
If you are getting a noise from the rear end when you put pressure on it by giving it gas then the cause is going to be the ring and pinion bearings most likely. Have the pinion bearing checked where...
Rear differential noise.
Sounds like you need to take it back to the shop where you had it changed. First you want to be sure it has enough of the correct oil. If it turns out it is properly filled, it may be...
Rear differential leak
Hello. A rear differential leak is something that requires immediate attention. If the fluid continues to leak, it could cause the gears inside the differential to start rubbing metal to metal. This will cause premature failure of the differential. It...
Grinding/scraping noise coming from back of car
Hello, thank you for writing in. If the sound is not coming from the differential, but is coming from that area, you will want to check the driveline and the axles. Look for anything that is rubbing, has a worn...
Replaced rear seal and now I Only have first gear and my speedamater don't work.
If you replaced the tail shaft seal behind the yoke and had to remove the driveshaft, then it is possible that the transmission vehicle speed sensor VSS is not installed correctly or the harness has been damaged. This will make...
How long does it take to change rear end on 2003 ford f150
The time depends on whether you are dropping in a pre-assembled (re-built or used) axle/differential or are talking about re-building what you have. To just remove and re-install the entire assembly would require roughly 7 to 11 hours depending on...
Overflow tube in the front differential is leaking oil constantly on a 2014 GMC Sierra 1500.
Disconnect the vent tube on the differential and blow through the tube on the differential. If you are unable to blow through it, then the differential is creating too much pressure and pushing out the oil through the tube. I...
loud noise from drivers side rear wheel
If a bearing in the differential has failed, the differential has to be opened up and rebuilt or replaced. You just want to make sure that the noise is not from a failed wheel bearing because if you have a...
driver side axle repair seal is leaking honda crv 2014
If you are referring to the CV axle seal that is within the side case of the transaxle (i.e., transmission fluid is leaking), the service to request to get that leak repaired is axle shaft seal replacement (https://www.yourmechanic.com/services/axle-shaft-seal-replacement). It is...
I'm being told my rear dif is toast. How does this happen? Is it due to lack of rear dif oil changes or do they just wear out? 2009 VW Tiguan
Hello - your Tiguan is equipped with a Haldex torque-sensing system which directs power thru the differential to the axle (left/right) which has the best traction. Think of the differential as the reduction gears and axle(s) drive, and the Haldex...

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