bad VSS

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Jun 17, 2009 | 03:12 PM

fychelio

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Joined: Jan 2008

Posts: 137

Likes: 0

From: San fernando Valley

Car: 1983 pontiac Trans am ws6

Engine: 350

Transmission: 700r4

Axle/Gears: ????

bad VSS

can a bad vehicle speed sensor cause the car to run rich?

Jun 17, 2009 | 04:22 PM

afremont

Supreme Member

Joined: Feb 2008

Posts: 1,004

Likes: 1

Car: 90 IROC

Engine: 5.7 TPI

Transmission: 4L60

Axle/Gears: 3.23

Re: bad VSS

If the VSS is not generating pulses for the ECM, the ECM will not operate correctly. I don't know what the exact symptoms would be though. It'll be stuck in cell 4 of the fuel map.

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