AskPatty Certified Female Friendly Logo
How much tranmission fluid is needed in this vehicle?

Answers from the Automotive Experts

Amanda J. Pierce, MBA Theresa, Thank You for writing into AskPatty! To answer your question your Automatic Transmission, Model:6L80 Initial Fill is 6.1 quarts, Total Fill is 12.4 quarts. Hope this Helps!! A. J. Valle

Lori Johnson, Owner and Instructor at Ladies Start Your Engines Dear Theresa, It should take 5 quarts of Dexron VI for a drain and refill on at automatic transmission. You can check your owner's manual for all the fluid capacities. Lori Johnson

Contribute to this question:


blog comments powered by Disqus

Related Chevrolet Avalanche FAQs


  • We are having a radiator leak issue. We have replaced the radiator clamp and then the ... Read More
  • How often should I have transmission fluid changed? Read More

Need Car Advice?

Ask The Experts!

Find Cars For Sale

Help Our Charities