If your vehicle needs a transmission change, you have two choices: go to a pro or do it yourself. If you choose the latter, ...

Like engine oil, transmission fluid plays a pivotal role in your vehicle's performance. Here's how to check its fluid level ...

BMW lists transmission fluid under the "Long-Term Rated Fluids and Oils" section on page four of its maintenance guide. BMW no longer uses the term "lifetime" fluid, as it did in the early 2020s.