Can You Drive Without Differential Fluid?

What happens if you don’t change rear differential fluid?

Most differentials need a fluid change at about 50,000 miles.

If left too long or if the fluid starts to run low, the differential will become noisy and can eventually fail.

If that happens, the gears can seize, locking up the rear wheels and potentially causing a lot of damage or even an accident..

What fluid goes in a rear differential?

Every front or rear axle is filled with a special oil (also called differential fluid, or gear oil) that takes care of this. The differential fluid lubricates the gears, bearings and other internal parts, and provides cooling to these components as well.

How much does a differential fluid change cost?

When changing the differential fluid, the overall differential fluid change cost averages between $80-$150 for the rear and $70 to $130 for the front change, coming in at a total price of between $150-$280 for the differential fluid change cost.

What does a bad rear differential sound like?

Overly worn out bearings tend to make a howling noise when they do not properly support the gears. Rumbling while turning, on the other hand, is a sign of bad wheel bearings. … This rear differential noise is described as a heavy clicking type of sound which occurs every eight feet or so.

How much does it cost to replace a rear differential?

Rear Differential Replacement Cost This will not come cheap. Even buying a high-quality used component that still has a solid warranty will cost between $1,500 and $2,000 once you have it installed. If you prefer a new rear differential, expect to pay closer to $3,000 to $4,000.

How long does it take to change differential fluid?

about 10 minutesThis service usually takes about 10 minutes per differential.

How hard is it to rebuild a rear differential?

A complete rear differential replacement includes replacing the housing, gears, bearings, and seals. The average time it takes a certified mechanic to perform a differential rebuild at a shop is usually three to five hours. A rebuild on a commercial vehicle by someone without prior experience could take much longer.

What causes rear differential to go out?

However, they can go bad overtime, due to normal wear and tear or if you regularly take the vehicle off-roading. If they wear out and you don’t address the issue, the wheels can lock up. You may need a new rear differential if you hear noises, there’s looseness, or your car has been damaged in an accident.

Is it necessary to change differential fluid?

Every once in a while your rear end needs a little help. Whether you drive a rear-, front-, or all-wheel-drive vehicle, the wheels spin by way of a differential. … Just like engine oil, the differential fluid must be changed at regular intervals. Not quite as often, but at regular intervals nonetheless.

Can you drive without rear differential?

A rear wheel drive can drive without a rear differential, but as both back wheels have to rotate at the same speed, there will be tyre scrub, causing rapid tyre wear and sometimes accelerated mechanical wear and even damage. … You just gas it and turn, both wheels spin, the rear end of the car kicks out and you turn.

What are the symptoms of low differential fluid?

Differential or transmission are whining If the gear oil runs low, or becomes excessively dirty, it can cause the gears to whine or howl as they turn. The whining or howling is caused by lack of lubrication and may increase in volume as vehicle speed increases.

How long does differential fluid last?

But if lubrication in the differential fails, you won’t be getting very far for very long. Fortunately, you only need to change this oil every 30,000 to 50,000 miles.