Speedo calibration

Holden/Delco Tuning. ALDL, OBD 1.5. Circa 1989 to 2004.
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Re: Speedo calibration

Postby immortality » Wed Mar 06, 2019 9:48 pm

I've only ever seen it done with a corrector box so I think that is the only option.

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Re: Speedo calibration

Postby antus » Thu Mar 07, 2019 7:32 pm

Not on this system, the signal to the dash is direct from the sensor in the trans and the ecm cant change what the dash sees. I was wrong in my first post above :(
Have you read the FAQ? For lots of information and links to significant threads see here: viewtopic.php?f=7&t=1396

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