Thread: LS/4L60E help
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Old 07-24-2015, 08:59 PM   #4
clinebarger
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Join Date: May 2009
Location: Fort Worth, TX
Posts: 6,370
Re: LS/4L60E help

Quote:
Originally Posted by Iceburgh View Post
The sensor coming from the tail shaft is there and goes to the PCM in the harness. Coming out of the harness Black Speedometer Module wire that says "optional" from the PSI instructions. It does not go anyplace. It is tapped up under the dash
Confirming whether or not the PCM is receiving a VSS signal is the next step in diagnosing this.
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