indifference. n. 1. the fact or state of being indifferent; lack of care or concern. 2. lack of quality; mediocrity. 3. lack of importance; insignificance.
Rating Newest Oldest. Best Answer: A manual Transmission will use Gear oil or transmission fluid. and an automatic transmission will use Automatic transmission fluid. Gear oil is a very thick type of oil (engine oil is 30 weight and gear oil is 80 weight) that is thrown around inside the transmission when the gears are turning. Automatic transmission fluid is a Hydraulic fluid that is designed to be pumped and it operates several clutches band brakes inside the transmission.
How to Check and Add Fluid to Your Automatic Transmission. Your car's automatic transmission system is one of several hydraulic systems in your car. To maintain your system, you must check the transmission fluid periodically to make sure there is enough fluid of sufficient quality available for your transmission to perform correctly. Keep reading for detailed instructions on how to check and add fluid to your automatic transmission system.