Easiest way to fix speedo

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Feb 9, 2009 | 03:11 PM

maybe2fast

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Joined: Nov 2006

Posts: 889

From: Commerce, MI

Easiest way to fix speedo

1995 M6

just did gears 4.10s, would the easiest way be to just send in the PCM?

Feb 9, 2009 | 07:52 PM

Performabuilt

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Joined: Oct 2006

Posts: 1,014

From: BLOOMSBURG PA

Easiest and only way to fix it

Feb 10, 2009 | 08:51 PM

slomarao

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Joined: Mar 2004

Posts: 2,705

pcm tune, and as a bonus 10hp, better mpg's.

Feb 11, 2009 | 05:33 AM

maybe2fast

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Registered User

Joined: Nov 2006

Posts: 889

From: Commerce, MI

I already have a tune, its just a pain to send in the pcm again...

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