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Workhorse FasTrack FT1600 Vehicle Speed Sensor Guide (2000-2001)

Having issues with your speedometer or transmission shifting? Your Vehicle Speed Sensor may be the culprit.

3 minutes to read 2000-2001 Workhorse FasTrack FT1600
Difficulty
2/5
Est. Time
0.75 hrs
DIY Doable?
✅ Yes
Shop Labor
$80-$125
⚠️ Drivable, but... — Driving is not recommended because the transmission may shift unpredictably and you will not have a working speedometer.
Key Takeaways
  • Symptoms of a bad VSS primarily include an erratic speedometer, poor transmission shifting, and cruise control failure.
  • Confirm your chassis is equipped with the 4L80-E automatic transmission before ordering a replacement part.
  • There are no recalls for this specific part, but be aware of other Workhorse chassis issues like overheating brakes which can damage related ABS sensors.
  • Standard Ignition is a reputable aftermarket brand for this electronic component.
The Vehicle Speed Sensor (VSS) on your 2000-2001 Workhorse FasTrack FT1600 is a critical part that measures the rotation of the transmission's output shaft. This information is sent to the powertrain control module (PCM). The computer uses this data to know how fast the vehicle is moving. This signal controls your speedometer, tells the 4L80-E automatic transmission when to shift gears, and allows the cruise control to function. Without an accurate signal, several of your vehicle's systems can begin to malfunction.

Is Your Speedometer or Shifting Acting Up?

If you own a 2000-2001 Workhorse FasTrack FT1600, a failing Vehicle Speed Sensor (VSS) can cause some very noticeable problems. This sensor is the main source of speed information for your vehicle's computer. When it starts to go bad, it can make your vehicle behave unpredictably and feel unsafe to drive. Common symptoms include a speedometer that jumps around or doesn't work at all, harsh or delayed shifting from the automatic transmission, and a cruise control system that won't engage. In some cases, a faulty sensor will also trigger the Check Engine Light.

Related Known Issues: ABS Sensor Damage

While there are no recalls for the VSS itself, Workhorse chassis from this era had a known issue and recall for sticking brake calipers that could overheat. In severe cases, this extreme heat could melt the nearby ABS wheel speed sensor, which also measures speed. If you experience an ABS light along with speed-related issues, it's wise to have your brakes inspected as well.

Choosing the Right Aftermarket Speed Sensor

For a specialized chassis like the Workhorse FasTrack, finding parts can sometimes be a challenge. The good news is that reliable aftermarket brands produce sensors for this vehicle. It is essential to confirm your vehicle has the 4L80-E transmission, as this is what the output speed sensor is matched to.

When it comes to electronic parts like sensors, quality is important for long-term reliability.

  • Standard Ignition (Standard Motor Products): This is a well-regarded aftermarket manufacturer known for producing quality electronic components that meet or exceed original specifications. They are often considered a top-tier aftermarket choice and a solid alternative to finding an original part.
PartPrice Range
New Aftermarket Vehicle Speed Sensor$31.26

Frequently Asked Questions

What are the main signs of a bad Vehicle Speed Sensor?

The most common signs are an erratic or dead speedometer, harsh or incorrect automatic shifting, the cruise control not working, and the Check Engine Light coming on.

Can I still drive my Workhorse with a bad VSS?

It is not recommended. While the engine may run, the transmission may not shift correctly, which can be a safety hazard. You also will not have a working speedometer, making it difficult to know your speed.

Are there any recalls for the speed sensor on this vehicle?

No, there are no specific recalls from the NHTSA for the Vehicle Speed Sensor on the 2000-2001 Workhorse FasTrack FT1600. There were recalls for other issues on Workhorse chassis, like brake calipers and fuel rail clips on certain engines, but not the VSS.

How is the VSS different from an ABS sensor?

Both measure speed, but for different systems. The Vehicle Speed Sensor (VSS) typically measures the transmission output speed for the speedometer and transmission control. ABS sensors are located at each wheel and measure individual wheel speed for the Anti-lock Braking System. A problem with an ABS sensor will usually trigger the ABS warning light.

Technical Specifications

Fits models with the 4L80-E Automatic Transmission.

Wrenchy
Article researched & written by
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Meet Wrenchy → Updated Jul 21, 2026

The information in this article is provided for general reference and educational purposes only. Vehicle specifications, procedures, and part compatibility can vary by production date, trim level, and region. Always consult your vehicle's factory service manual and verify part numbers before purchasing or performing repairs. Safety-critical components such as airbags, seat belts, and braking systems should be installed by a qualified professional.

Year Coverage
This article covers the Vehicle Speed Sensor for:
  • Workhorse FasTrack FT1600: 20002001
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