What causes transmission fluid to Brown?

Why would my transmission fluid be brown?

If your transmission fluid is deep red or brown, your transmission fluid is old and most likely causing extra damage within your transmission. If it is dark brown, that is a sign you have burnt transmission fluid from overheating. You should also check for any particles within your transmission fluid.

Should I change my transmission fluid if it’s brown?

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.

Can you fix burnt transmission fluid?

The fix for burnt transmission fluid is very simple: if your transmission fluid has a burnt smell, the fluid needs to be replaced. Whether you need a simple drain and fill or a transmission flush is a matter for debate. This will depend on your vehicle and how long it’s been since the transmission fluid was replaced.

What are the symptoms of dirty transmission fluid?

Signs Your Transmission Fluid Filter is Clogged (And What To Do About It)

  • An Unexplained Rattle. Sometimes, you know exactly what’s making your vehicle rattle. …
  • Whirs or Whines. …
  • Leaking. …
  • Burning Smell. …
  • Problems Changing Gears. …
  • A Noisy Neutral.
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Can dirty transmission fluid cause shifting problems?

When the transmission fluid isn’t clean or is blocked by a clogged filter, the internal components won’t have the lubrication they require to function properly. This could lead to shifting issues, grinding gears, slipping transmission or other common symptoms of transmission problems.

What happens if your transmission fluid is dirty?

Excess dirt and contaminants in the transmission can cause a loss of hydraulic power, therefore keeping the transmission from staying in the appropriate gear. A dirty transmission can quickly start to interfere with transmission fluid flow, resulting in the lack of pressure needed for the transmission to stay in gear.

Is dark transmission fluid bad?

The reason why transmission fluid changes from bright red to brown to black as it ages is that is it oxidizing. Oxidation is bad for transmission fluid. Dark brown or black transmission fluid is dirty and incapable of lubricating the hundreds of transmission parts. It will cause damage if you don’t have it changed.

Can you drive with brown transmission fluid?

Light Brown

The fluid is still translucent and does not need to be changed quite yet. Light brown transmission fluid is not a sign of problems at this time. You can drive your vehicle a little bit longer before you need to change the transmission fluid when it is light brown and translucent.

Why you should never change your transmission fluid?

If you don’t change your transmission fluid frequently, the dirty fluid will not serve as an effective lubricant and it won’t disperse heat well. This will cause wear and tear on the clutches and other parts of your transmission.

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Will changing transmission fluid help shifting?

If you catch a shifting issue very early, a transmission fluid flush can sometimes fix shifting issues. The fresh fluid helps clutch discs and steel discs bond and hold without slipping. The seal conditioners in the new fluid help soften the clutch piston lip seals so they seal better.