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Re: Speedo won't go faster than 25 MPH?
Posted to Technical Theory Forum on 3/5/2021 13 Replies

I'm believe the info you have is incorrect. The vss is the driver for the vehicle speed, reported to the ecm, relayed over high speed data to bcm, then relayed over low speed data to ipc. I would look at the vss pid in the trans data, first see what that does ... Login to read more.

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