Question: Should you flush an automatic transmission?

Why You Should Never flush your transmission fluid?

Transmission fluid is highly detergent which can wash the varnish off clutches, causing it to slip. Pressure flushing can cause aging seals to start leaking. When it leaks more than a quart it could burn up the unit.

Is a transmission flush a bad idea?

Almost every car manufacturer recommends against using transmission flushing chemicals, and most will void your transmission warranty if they can prove these chemicals are being used. These chemicals can damage your transmission, which is why most automakers recommend against them.

Do automatic cars need a transmission flush?

If the fluid level of the transmission is acceptable, your vehicle probably needs a transmission flush. Regardless if you drive an automatic or manual, your car requires clean transmission fluid that flows easily throughout your car’s transmission.

How do I know if my transmission needs to be flushed?

When to Flush: 4 Most Common Signs of a Troubled Transmission

  1. Grinding and Strange Noise. When a transmission becomes bogged down with dirt, grease and other debris it may begin to show signs similar to that of low transmission fluid levels. …
  2. Hard to Shift Gears. …
  3. Slipping Gears. …
  4. Vehicle Surge.
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Should I change my transmission fluid if its never been changed?

If it’s bright pink-the fluid is new. No need to change it. If it’s light brown with a hint of pink-It needs to be replaced. If it hasn’t been changed in a long time-it will be very dark brown.

Should I get a transmission flush or change?

A transmission flush is recommended every 45,000 miles or 3 years, to be performed in place of a fluid change OR to replace fluid changes altogether. You can find out more about the cost of a transmission flush here.

Is it OK to change transmission fluid at 150000 miles?

The manufacturer’s maintenance schedule for many automatic transmissions doesn’t call for fresh fluid until 100,000 miles or, with some Ford transmissions, even 150,000 miles. A lot of mechanics say that is too long and that it should be done at least every 50,000 miles.

Why is a transmission flush necessary?

A transmission flush is necessary for an automatic transmission’s longevity. It also improves fuel economy and helps validate warranties.