Throttle Position Sensor Guide for the 1998-2008 Chevrolet Tracker
Solve engine hesitation and stalling issues by understanding how to choose the right throttle position sensor for your Tracker.
- A failing TPS on a Tracker causes hesitation, rough idle, stalling, and poor shifting.
- Before replacing the sensor, clean the throttle body to rule out carbon buildup as the cause.
- Choosing a premium aftermarket brand like Standard Ignition or Beck Arnley is recommended for reliability.
- Replacement is simple, requiring basic tools, and can be done in under an hour.
Symptoms of a Failing Throttle Position Sensor
When the TPS on your Tracker starts to fail, it sends incorrect information to the engine's computer. This can cause a variety of noticeable driving problems. You might experience a Check Engine Light, engine stalling, or a rough, unstable idle. Other common signs include hesitation or a lack of power when you accelerate, and even sudden, unexpected surges in speed. For automatic transmission models, a bad TPS can also lead to hard or delayed gear shifts.
Is Your Throttle Body Dirty?
Before replacing your TPS, it's a good idea to inspect and clean the throttle body. Carbon buildup can cause symptoms very similar to a failing sensor, such as a sticking throttle plate or erratic idle. Cleaning the throttle body is a common maintenance task that can sometimes resolve these issues without needing to replace the sensor.
🎬 Watch: Step-by-step guide to cleaning your Vitara throttle body.Choosing the Right Aftermarket TPS
Since the Chevrolet Tracker is a rebadged Suzuki Vitara/Grand Vitara, many parts are shared between them. When shopping for an aftermarket TPS, you will find a wide range of brands and prices. These can be grouped into different quality tiers.
- Premium Aftermarket (e.g., Standard Ignition, Beck Arnley): These brands are well-regarded in the industry. They often manufacture parts to meet or exceed original equipment (OE) specifications for fit and performance. They are a reliable choice for durability and are often trusted by professional mechanics.
- Quality Aftermarket (e.g., Walker Products, Holstein): These brands offer a good balance of quality and value. Walker Products, for example, has been in the fuel system business for a long time and tests their sensors to ensure they perform correctly. They are a solid option for a DIY repair.
- Budget-Friendly (e.g., Replacement, Global Parts): These are typically the most affordable options. While they can work, some forum discussions and general mechanic advice suggest that the cheapest electronic parts can have a shorter lifespan and may not perform as consistently as premium brands. They might be a suitable choice for a temporary fix or if budget is the primary concern.
Pro Tip: For critical electronic sensors like the TPS, spending a little more on a reputable brand like Standard Ignition or Beck Arnley can prevent you from having to do the job again in the near future.
Cost of Replacing a Chevrolet Tracker TPS
| Part Type | Estimated Cost |
|---|---|
| New Aftermarket Part | $21 - $311 |
| Shop Labor | $95 - $150 |
| Total Professional Replacement | $116 - $461 |
Frequently Asked Questions
Is it hard to replace the TPS on a Chevrolet Tracker?
No, it is generally an easy repair. The TPS is located on the side of the throttle body and is held on by a couple of screws. After disconnecting the battery and the electrical connector, you can remove the old sensor and install the new one. The difficulty is low, making it a good project for a DIYer with basic tools.
Do I need to adjust the new TPS after installation?
Some throttle position sensors may require adjustment or a recalibration procedure to ensure the computer reads the correct idle and wide-open throttle positions. This can sometimes be done by following a specific sequence of turning the ignition on and off and pressing the accelerator pedal, or by using a multimeter to set the correct baseline voltage. 🎬 See how to properly adjust and calibrate your sensor. Check the service manual for your specific Tracker engine for the exact procedure.
Are there any recalls for the Tracker's throttle position sensor?
No, there have been no specific recalls issued by the NHTSA for the throttle position sensor on the 1998-2008 Chevrolet Tracker. While GM has issued special coverage for TPS issues on other models, the Tracker was not included.
What do TPS-related error codes mean?
Codes like P0121, P0122, and P0123 point directly to a problem with the TPS circuit. P0121 indicates the sensor's performance is out of the expected range, while P0122 (Circuit Low) and P0123 (Circuit High) suggest an electrical issue like a short or open circuit.
🎬 Watch: Diagnosing and fixing a P0121 error code.Helpful Videos
Technical Specifications
OEM Part Numbers: 13420-65D00 91175256 13420-56B00 96066836
The sensor is typically a 3-pin or 4-pin potentiometer mounted to the throttle body. It translates the throttle plate's rotational angle into a voltage signal for the ECU. Different sensors may be used for the 1.6L, 2.0L, and 2.5L V6 engines.
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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.
- Chevrolet Tracker: