What should I do if my transmission fluid is brown?
If your transmission fluid is dark brown or black, it needs to be flushed and changed right away. 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.
What happens when your transmission fluid is dark?
Nearly black or black transmission fluid means the fluid is old, very dirty, contaminated, and if paired with a burnt toast smell, has oxidized. At this point, your transmission is telling you something is wrong. If your transmission is showing signs of slipping or hesitation, repair or replacement may be in order.
What does it mean when your transmission fluid is 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.
Why is the transmission fluid in my car turning black?
In the process of reducing friction between the various components inside the system, the fluid endures extreme heat cycles, which can change its color. With increasing mileage and age of the car, it can turn black due to burning or collection of debris.
Can a transmission shift late after a fluid change?
Only after the change did I find out that changing fluid after so many miles can be bad news. Now my transmission is shifting late and hitting the gear hard. I have checked the level while it was running on level ground and it was fine.
What does dark brown transmission fluid look like?
Dark brown or black transmission fluid is a sign of old or burnt transmission fluid. If your fluid is dark brown or black, it needs to be changed, and your transmission should be checked for problems to make sure it is not overheating and burning the fluid. Your transmission fluid should be translucent.
What does it mean when your transmission fluid is burnt?
What It Means: The transmission fluid is old, dirty, contaminated, and/or oxidized. A burnt odor will confirm oxidization. Recommended Action: Take action immediately. Some internal damage may have already occurred. If your transmission is still working properly, a fluid and filter change or flush should be performed immediately.