Just as a reality check: flushing the transmission fluid won't fix existing problems with the transmission. If you notice symptoms like erratic shifting or grinding noises, your transmission may already be damaged, and while flushing the fluid might delay transmission failure, it won't prevent it.
Should you flush or change transmission fluid?
Transmission flushes are recommended every 45,000 miles or 3 years in place of a drain and fill or to replace fluid changes altogether. ... With a flush, all old fluid is removed with a flush machine and then new fluid is added, allowing the transmission to perform at its best.
Is it worth flushing transmission fluid?
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.
Is it better to change or flush transmission fluid?
A transmission fluid change will help to restore your system to good working order and is the cheaper option. It is also a relatively simple task that can be undertaken by vehicle owners. A transmission fluid flush is more costly, but will replace all of the fluid and any contaminants that have built up in the system.
When should you not flush your transmission?
Depending on what the manufacturer recommends, you may need to get a transmission flush every 30,000 miles or two years. In some cases, your owner's manual may suggest waiting until your car reaches 100,000 miles. Your best bet is to check your manual and consult with our technicians.
Should I get my transmission fluid change or flush?
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.
What is the difference between a transmission flush and a transmission service?
There are two significant differences between a transmission service (routine maintenance) and a flush (also called a fluid exchange). The first is during a service, approximately 40-45% (4 to 6 quarts) of the transmission's fluid is changed and a flush changes closer to 100%.