Checking and changing a vehicle's transmission fluid is the best way to maintain the functionality of its gear-shifting mechanism. After all, said fluid is primarily responsible for lubricating the ...

We earn commissions from purchases you make using links in our articles. Learn more. Most drivers know that regular oil changes are important for keeping their vehicles performing at their peak, but ...

You're in the driveway, hood popped, transmission fluid ready to pour, do you add it with the engine running, or kill the motor first and hope for the best? It's a common question, and getting it ...