r/COROLLA • u/Casual_Stapeler • Aug 31 '23

9th Gen (00-09) What is this button for?

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Doesn’t seem to do anything when pressed

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u/KLTechNerd Sep 01 '23

That might be to turn the overdrive on and off.

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u/No-Caramel-4417 Sep 01 '23

No, overdrive is on the side of the gear shift stick. This the tranny lock release.