Allison Automatic Transmission Service - 07 Chevy Silverado 2500 - Duramax Diesel

Learn how to service the Allison automatic transmission. This one is an Allison 1000. This particular one is situated behind the Chevy Duramax diesel (6.6L diesel), in a 2007 Chevy Silverado 2500. This truck also known as the 07 Chevy Silverado Classic. The Allison 1000 models come in two different speeds. 99-05 are 5-speeds. However, in 2006 it was upgraded to a 6-speed. Help this Channel Grow:    • Help This YouTube Channel Grow   RESOURCES: Allison 1000 - Parts, tools, & supplies: https://southpawautoworks.com/allison... 🚨 Don’t get left behind — join our email list. https://southpawautoworks.com/bypass-... Want to send something cool? Stickers, tools, stories… - Mail it here: Southpaw Autoworks LLC 3298 N Glassford Hill Rd, Ste. 104 - 167 Prescott Valley, AZ, 86314 Vehicle Fitment: 01-24 Chevrolet Silverado HD (2500HD and 3500HD), 01-24 GMC Sierra HD (2500HD and 3500HD), Chevrolet Kodiak, GMC TopKick, Chevrolet Express 3500/4500 (Cutaway Vans), Navistar International Trucks, etc. Also used in buses, RVs, and other specialized vehicles. Chevrolet Silverado HD Duramax transmission service, GMC Sierra HD Duramax transmission service, Chevrolet Kodiak Duramax transmission service, GMC TopKick Duramax transmission service, Chevrolet Express 3500/4500 Duramax transmission service, Navistar International Truck transmission service, International 4300/4400 transmission service, dump truck transmission service, commercial bus transmission service, school bus transmission service, tank transmission service. Allison 1000 automatic transmission service. Allison 1000 automatic transmission fluid change. Allison 1000 automatic transmission filter replacement. Allison 1000 common mistakes. Disclaimer: This video is for educational and entertainment purposes only. Always follow proper safety procedures and consult a qualified technician before attempting any automotive work. Use this information at your own risk. Questions and discussion are welcome, but I do not provide professional repair advice or one-on-one diagnostics. Proper diagnosis requires a hands-on inspection by a certified technician. Always verify that any tools, parts, or procedures are appropriate for your specific situation. These videos are here to build confidence and clarity — but the responsibility for repairs lies with you. No warranty or guarantee is expressed or implied. All video content is the intellectual property of Southpaw Autoworks LLC and may not be reproduced without written permission.