What Do The ‘+’ And ‘-‘ Stand For On Your Car’s Transmission Gear Selector?

If you’ve spent any time in the front of a vehicle that uses an automatic transmission, whether driving or as a passenger, you’ve likely also spent some time absent-mindedly studying the various numbers and symbols on the gear selector or shifter. Most of it seems pretty self-explanatory (D for Drive, N for Neutral, etc), provided you’re familiar with the process of driving. But what’s with the little plus (+) and minus (-) symbols on there? An automatic doesn’t need

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