The 2003 Chevrolet Avalanche has a transmission fluid capacity of up to 5 quarts. This vehicle used Dexron VI fluid, also known at ATF 4 automatic transmission fluid. This fluid can be purchased in one quart containers at most major retail stores, and at any automotive parts and accessories location. You may even choose to purchase it from a seller You trust online. You will need to pay between $4 and $17 per bottle. If You choose to have the fluid replaced by a professional mechanic, or by an automotive service technician, You will need to pay an additional $40 to $89 for labor.
James R.
April 9, 2020
The transmission fluid capacity for the 2003 chevy avalanche is 5 quarts.
Josh Smoak
July 21, 2020
5.25 quarts
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