2002 Chevrolet Silverado 3500 Q&A

2002 Chevrolet Silverado 3500 Question: How many quarts of transmission fluid is needed for the Dually Model?

I need to know how many quarts of transmission fluid is needed on my 2002 Chevrolet Silverado 3500 Diesel Duramax 6.6L V8 Diesel Turbo Dually? -
Answer 1
DO YOU HAVE AN ALLISON OR 4L60E OR 4L80E TRANS -
Comment 1
Allison -
Comment 2
are you just doing a service or is completely empty? -