Changing automatic transmission fluid. How to check your transmission fluid, DIY car repair with auto mechanic Scotty Kilmer. Here's why changing your transmission fluid can cause damage. When you should change your automatic transmission fluid. The truth about a transmission fluid flush. How an automatic transmission works. Car advice. DIY car repair with Scotty Kilmer, an auto mechanic for the last 55 years. ⬇️Scotty’s Top DIY Tools: 1. Bluetooth Scan Tool: http://amzn.to/2nfvmaD 2. Mid-Grade Scan Tool: https://amzn.to/33dKI0k 3. My Fancy (Originally $5,000) Professional Scan Tool: https://amzn.to/31khBXC 4. Cheap Scan Tool: https://amzn.to/2D8Tvae 5. Dash Cam (Every Car Should Have One): https://amzn.to/2YQW36t 6. Basic Mechanic Tool Set: https://amzn.to/2tEr6Ce 7. Professional Socket Set: http://amzn.to/2Bzmccg 8. Ratcheting Wrench Set: https://amzn.to/2BQjj8A 9. No Charging Required Car Jump Starter: https://amzn.to/2CthnUU 10. Battery Pack Car Jump Starter: http://amzn.to/2nrc6qR ⬇️Scotty’s Top DIY Tools: 1. Bluetooth Scan Tool: http://amzn.to/2nfvmaD 2. Cheap Scan Tool: https://amzn.to/2D8Tvae 3. Professional Socket Set: http://amzn.to/2Bzmccg 4. Wrench Set: http://amzn.to/2kmBaOU 5. No Charging Required Car Jump Starter: https://amzn.to/2CthnUU 6. Battery Pack Car Jump Starter: http://amzn.to/2nrc6qR