Dark brown or black fluid with a acrid smell means it's overheating.

Checking your transmission fluid is a quick way to gauge your vehicle's health. While it shouldn't have a "taste," its smell and appearance tell you everything you need to know. The "Taste" Test (Visual and Olfactory)

Wipe the dipstick on a white paper towel to see the true color.

Taste — Tranny

Dark brown or black fluid with a acrid smell means it's overheating.

Checking your transmission fluid is a quick way to gauge your vehicle's health. While it shouldn't have a "taste," its smell and appearance tell you everything you need to know. The "Taste" Test (Visual and Olfactory) tranny taste

Wipe the dipstick on a white paper towel to see the true color. Dark brown or black fluid with a acrid