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If your Buick LaCrosse is showing ABS warnings or inconsistent traction control, the right wheel speed sensor can make a big functional difference. You need a sensor that fits correctly and sends consistent, accurate speed signals so your vehicle’s safety systems operate reliably in everyday driving. This guide covers seven shortlisted Buick LaCrosse ABS wheel speed sensors selected for fitment and signal reliability. We evaluated each option against practical repair and diagnostic priorities to help you pick the best match for your needs.
Looking for other parts? See all Buick LaCrosse parts & accessories.
Top Picks at a Glance
| Best Reviewed A top-rated pick with lots of positive feedback | A-Premium ABS Wheel Speed Sensor for Buick LaCrosse/Regal (Rear Right) |  |
| Most Popular A crowd favorite that many people choose with confidence | TRQ Rear Right ABS Wheel Speed Sensor (Passenger Side) |  |
| Best Quality Built to a higher standard if you want something more solid | A-Premium ABS Wheel Speed Sensor 2-Pc Set — Rear Left & Right for Buick LaCrosse/Regal |  |
| Best Budget The cheapest option that still gets the job done reliably | ECCPP Front ABS Wheel Speed Sensor (Left/Right) |  |
| Most Sold A high-volume bestseller chosen again and again | Dcmr Front Left and Right ABS Wheel Speed Sensors (Pair) for Buick LaCrosse/Chevy Malibu/Regal |  |
| Best Value for Money The sweet spot between price and what you get | DOICOO ABS Wheel Speed Sensor (13317205) |  |
| Best Overall The best all-around choice for most situations | TRQ Front ABS Wheel Speed Sensor (BSA15958) |  |
1. A-Premium ABS Wheel Speed Sensor for Buick LaCrosse/Regal (Rear Right)
| Compatible Vehicles | 2012-2013 Buick LaCrosse and Regal Sedan (4-Link Rear Axle) |
|---|---|
| Location | Rear Right Passenger Side |
| Connector Pins | 2 Pins |
| Output Type | Analog |
| Mounting Type | Flange Mount |
This A-Premium wheel speed sensor is a direct-fit replacement for the rear right passenger side of 2012–2013 Buick LaCrosse and Regal sedans with a 4-link rear axle. It transmits wheel speed information through a two-pin connector to the ABS control module, helping clear ABS warnings and restore proper ABS and traction control function. The sensor is flange-mounted, uses an analog output, and is made from ABS plastic with factory-replacement fitment claims and 100 percent performance testing. In practice the part is straightforward to install for anyone comfortable with basic brake-axle work and it offers fast, stable signal response so the vehicle systems behave normally after replacement. Limitations include reliance on correct fitment verification for your exact rear-axle configuration and the typical lifespan differences compared with higher-end OEM components, so some owners may prefer an OEM-branded sensor for long-term durability under heavy use.
Best for: Reliability-focused buyers who want a budget-friendly, tested replacement to restore ABS and traction control on a 2012–2013 Buick LaCrosse or Regal and prefer a direct-fit aftermarket part over complex repair options.
Less Ideal for: Drivers seeking a long-term OEM-branded sensor for heavy-duty or high-mileage use should consider factory-quality alternatives or dealer-supplied parts.
- Direct-fit design for 2012–2013 Buick LaCrosse and Regal rear right location, simplifying replacement
- Two-pin connector and flange mount match factory-style connection for straightforward installation
- Analog output with claimed fast response and 100 percent performance testing for reliable wheel-speed reporting
- Comes with a one-year unlimited-mileage quality guarantee for peace of mind on workmanship
- Constructed from ABS plastic which may not match longevity of some higher-end factory parts
- Fitment is specific to a 4-link rear axle and requires confirming vehicle configuration before purchase
Verdict A cost-effective, direct-fit rear right speed sensor that restores ABS function on 2012–2013 Buick LaCrosse and Regal sedans but may not match long-term durability of factory-branded parts.
2. TRQ Rear Right ABS Wheel Speed Sensor (Passenger Side)
| Measurement Accuracy | ±1% |
|---|---|
| Mounting Type | Flange Mount |
| Output Type | Push-Pull |
| Specific Uses For Product | automotive |
This TRQ rear right ABS wheel speed sensor is a direct-replacement unit intended to restore wheel speed input for the vehicle stability and ABS systems on specified Buick LaCrosse model years. It installs in the rear passenger-side mounting location and uses a flange mount with push-pull output for standard electrical connection. Typical use is a DIY swap when a faulty sensor triggers ABS or traction control warnings; the part includes the harness clips and grommets to follow the factory routing and is made from ABS plastic. Practical benefits include lower cost compared with dealer parts and broad compatibility across 2014–2016 LaCrosse trims listed, plus TRQ’s DIY videos to guide installation. Limitations are that aftermarket sensors can vary in long-term durability and some buyers reported intermittent failures requiring replacement with a factory-quality part, so you may need to verify function with a scan tool after installation. Also confirm exact trim and suspension options before ordering to ensure fitment.
Best for: Convenience-driven buyers who want a lower-cost, ready-to-install replacement they can fit themselves to clear ABS or traction-control warnings on supported Buick LaCrosse models.
Less Ideal for: Buyers seeking guaranteed long-term OEM-level durability or those who prefer dealer-installed parts and diagnostics should consider factory-quality alternatives.
- Direct-fit design for rear right installation on compatible Buick LaCrosse models
- Includes wiring harness clips and grommets to match factory routing for easier installation
- Push-pull electrical output and flange mount match common factory connection types
- TRQ provides DIY videos to guide installation, helpful for home mechanics
- Made from ABS plastic which may not match the longevity of some factory-metal components
- Some users reported units that did not resolve ABS faults requiring replacement with factory-quality sensors
Verdict A budget-friendly, direct-fit rear right ABS sensor for Buick LaCrosse owners who want a convenient DIY replacement, but those needing guaranteed OEM durability may prefer a factory-quality part.
3. A-Premium ABS Wheel Speed Sensor 2-Pc Set — Rear Left & Right for Buick LaCrosse/Regal
| Compatible Models | Buick LaCrosse 2012-2014, Regal 2014-2017 |
|---|---|
| Connector Pins | 2 Pins |
| Location | Rear Left and Right |
| Mounting Type | Flange Mount |
| Material Type | Acrylonitrile Butadiene Styrene |
This A-Premium two-piece ABS wheel speed sensor set replaces the rear left and right sensors on compatible Buick LaCrosse (2012–2014) and Regal (2014–2017) models. Each sensor uses a two-pin connector and flange-mount design for a direct fit replacement aimed at restoring wheel-speed signal for ABS and traction control systems. The sensors are molded in ABS plastic and are marketed to meet or exceed factory specifications, which should provide predictable performance and a longer service life compared with worn originals. Installation is typical for rear wheel sensors and should be straightforward for a mechanic or an experienced DIYer, although access and connector corrosion can add time. Important limitations are that fitment is limited to the listed model years and engines and the listing does not include explicit electrical tolerance data or measured longevity figures, so buyers must rely on brand claims and the included one-year parts guarantee.
Best for: Performance-oriented buyers who prioritize restoring reliable ABS and traction control operation on specified Buick LaCrosse and Regal models and expect factory-quality replacements.
Less Ideal for: Drivers needing sensors for other vehicle makes or model years, or buyers who require published electrical validation and long-term tested data before purchase.
- Direct fit rear left and right replacement for the specified Buick LaCrosse and Regal model years
- Two-pin connector and flange mount match factory-style installation for plug-and-play replacement
- Constructed to meet or exceed factory specifications, intended to restore ABS and traction control functionality
- Manufacturer does not publish electrical specs or measured testing data for signal accuracy
- One-year parts guarantee covers the part cost but not installation or related expenses
Verdict A practical factory-style rear sensor set for the listed Buick LaCrosse and Regal years that aims to restore ABS performance without specialized testing data.
4. ECCPP Front ABS Wheel Speed Sensor (Left/Right)
| Mounting Type | Flange Mount |
|---|---|
| Output Type | Push-Pull |
| Specific Uses For Product | Speed,Wheel Speed |
| Upper Temperature Rating | 120 Degrees Celsius |
| Material Type | Acrylonitrile Butadiene Styrene |
This ECCPP front ABS wheel speed sensor is a direct replacement sensor designed to restore wheel-speed signals to the ABS control module on compatible Buick vehicles. It mounts with a flange and uses a push-pull output style, so installation follows the factory sensor location and wiring harness. Typical use is diagnosing or fixing an ABS-related fault code, or returning ABS and traction control behavior to normal after a failed sensor. The sensor is molded from ABS plastic, rated for operation up to 120 degrees Celsius, and is presented as a single left/right front unit; it lists a number of vehicle fitments including Buick LaCrosse. Practical benefits are straightforward: it provides a low-cost alternative to a dealer part, can clear ABS warnings when the fit is correct, and the flange mount replicates factory positioning for consistent wheel-speed readings. Limitations are that you get one sensor only, fitment must be confirmed against your vehicle year and side, and a budget aftermarket part may not match long-term durability of a factory-quality sensor in high-mileage or harsh conditions.
Best for: Practical, budget-conscious Buick LaCrosse owners who want an affordable replacement to resolve ABS warnings or restore normal ABS/traction control function without paying dealer prices.
Less Ideal for: Owners seeking a long-term OEM-equivalent with extended durability or those who prefer purchasing both front sensors at once should consider OEM or premium alternatives.
- Designed to match factory flange mounting for straightforward replacement
- Push-pull output compatible with standard ABS harnesses
- Rated for elevated temperatures up to 120°C for reliable operation under heat
- Made from durable ABS plastic and sold as a single front sensor for targeted repairs
- Sold as a single unit rather than a matched pair
- Aftermarket construction may not match long-term durability of a factory-quality sensor
- Must verify exact year and side fitment before installation
Verdict A cost-conscious, flange-mount front ABS sensor that restores wheel-speed signal on compatible Buick LaCrosse models but comes as a single budget aftermarket unit rather than an OEM pair.
5. Dcmr Front Left and Right ABS Wheel Speed Sensors (Pair) for Buick LaCrosse/Chevy Malibu/Regal
| Maximum Supply Voltage | 12 Volts (DC) |
|---|---|
| Mounting Type | Flange Mount |
| Output Type | Push-Pull |
| Specific Uses For Product | Fits Buick LaCrosse, Chevrolet Malibu, Buick Regal Sportback/Tourx (selected years) |
These Dcmr sensors are sold as a pair to replace the front left and right wheel speed sensors on select Buick LaCrosse, Chevy Malibu, and Buick Regal models without collision warning systems. They feed wheel-speed data to the vehicle's ABS controller so the anti-lock brake system can modulate brake pressure and help maintain control during hard stops. The kit is flange-mounted, uses a push-pull output and is rated for standard 12 V vehicle electrical systems, so installation follows the same basic steps as factory sensors and can be performed by a competent DIYer or a technician. Material choices like ABS plastic and copper wiring are typical for aftermarket sensors and keep the unit affordable while resisting road exposure. Buyers should note this is a direct replacement for specific model years and configurations only and that fitment must be confirmed against the OEM part number before purchase. Expect reliable basic function for restoring ABS operation, but professional diagnosis is recommended if there are related wiring or control module faults.
Best for: Risk-averse mainstream buyers seeking a straightforward, like-for-like replacement to restore ABS functionality and avoid additional vehicle downtime.
Less Ideal for: Drivers who need sensors for vehicles with collision mitigation hardware or those wanting upgraded performance or sealed heavy-duty sensors for extreme conditions.
- Sold as a matched pair for front left and right replacement, simplifying installation
- Flange mount and push-pull output match common factory sensor mounting and signal style
- Designed to fit specified Buick LaCrosse, Chevrolet Malibu, and Buick Regal model years, easing compatibility checks
- Compatibility limited to vehicles without collision warning or collision mitigation systems for certain years
- Does not address faults in ABS wiring harnesses or the ABS control module
Verdict A cost-effective, factory-style pair of front ABS wheel speed sensors for restoring proper ABS function on compatible Buick LaCrosse and related GM models when original sensors fail.
6. DOICOO ABS Wheel Speed Sensor (13317205)
| Brand | DOICOO |
|---|---|
| Mounting Type | Plug In |
| Output Type | Electric signal |
| Maximum Supply Voltage | 12 Volts |
| Response Time | 0.85 Milliseconds |
This DOICOO ABS wheel speed sensor is a direct-style replacement designed to restore the ABS speed signal on compatible Buick LaCrosse models. It plugs into the factory wiring harness and mounts in the same location as the original sensor to detect wheel speed and feed that data to the ABS/traction control system. Notable features listed by the manufacturer include quick electrical response time and stated measurement accuracy, which in practical terms means the sensor should clear speed-signal faults when the sensor itself is the problem and allow normal ABS operation. Buyers will appreciate the one-to-one fitment notes for LaCrosse applications and the simple plug-in installation that usually requires no special tools. Important limitations are that a faulty tone ring or wheel hub can keep an ABS warning light on even after sensor replacement, and fitment must be verified against the vehicle year and part numbers before purchase. Expect a budget-friendly, functional replacement that works when the sensor is the root cause of the fault but does not address related mechanical wheel components.
Best for: Practical optimizers looking for a budget-conscious, straightforward replacement to fix ABS speed-sensor faults on a Buick LaCrosse and return normal ABS/traction operation without paying dealership labor or premium branded parts.
Less Ideal for: Drivers who have recurring ABS faults tied to hubs, tone rings, or complex electrical problems should consider diagnostic and mechanical repairs rather than only replacing the sensor.
- Direct plug-in replacement designed for compatible Buick LaCrosse models, simplifying installation
- Stated fast response time and measurement accuracy to deliver timely wheel speed signals to ABS system
- Matches factory clip and routing points according to user reports for an OEM-like fit
- Lightweight and electrically compatible with 12V vehicle systems
- Replacement sensor will not fix a damaged tone ring, hub, or wiring issues that cause ABS faults
- Manufacturer-listed specs include broad ranges that do not guarantee identical performance to factory parts
Verdict A cost-effective, plug-in replacement sensor that restores ABS speed input for Buick LaCrosse when the sensor itself is the cause, but it will not fix hub or tone-ring faults.
7. TRQ Front ABS Wheel Speed Sensor (BSA15958)
| Mounting Type | Flange Mount |
|---|---|
| Output Type | Push-Pull |
| Specific Uses For Product | automotive |
| Material Type | Acrylonitrile Butadiene Styrene |
This TRQ front ABS wheel speed sensor is a direct-replacement speed sensor intended to restore wheel-speed input to the vehicle's ABS and traction control systems. It is supplied pre-assembled with the harness and mounting flange to match factory routing, so installation typically involves wheel removal and swapping the sensor into the existing bracket without cutting or splicing. The sensor uses a push-pull output and ABS-grade plastic construction, and TRQ provides DIY install videos to guide the job. In practice this part clears erroneous speed codes and stops unwanted ABS or traction interventions when it fits, and many buyers report straightforward installs using basic hand tools. The main limitation is that aftermarket fit and performance can vary by vehicle and production tolerance, so a small number of users needed OEM replacement after the TRQ unit did not resolve their fault. If you prefer step-by-step guidance and a lower-cost direct-fit option, this sensor works well for routine front wheel sensor replacement; if absolute factory-match assurance is required, consider sourcing a factory-quality sensor.
Best for: A balanced all-round buyer who wants an affordable, direct-fit replacement they can install themselves with basic tools and values clear installation guidance.
Less Ideal for: Buyers who require guaranteed factory-identical parts or professional shops that demand OEM-specified components for warranty-critical repairs.
- Pre-assembled harness and mounting flange for straightforward swap-in installation
- Push-pull output designed to match vehicle speed signal expectations
- TRQ offers DIY install videos to simplify the repair for home mechanics
- Fits front driver and passenger positions for specified Buick LaCrosse model years
- Aftermarket fit and sensor performance can be inconsistent for some vehicles requiring OEM replacement
- Made from ABS plastic which may be less durable than some metal-bodied sensor designs
Verdict A budget-friendly, pre-assembled front wheel speed sensor that eases DIY replacement for compatible Buick LaCrosse models but may not match OEM fit in every case.
Choosing the Right Buick LaCrosse ABS Wheel Speed Sensor: Key Factors to Consider
Fit and Connector Compatibility
Proper physical fit and exact connector match are essential to a successful installation. A sensor that mounts and connects correctly avoids the need for splicing or adapters, which can introduce corrosion points and electrical resistance.
Connector compatibility also affects diagnostic reliability. A loose or incorrect connector can cause intermittent signals that mimic sensor failure and lead to confusing fault codes during testing and driving. Confirming OEM-style mounting and plug design reduces installation time and ensures secure mechanical and electrical connections.
Signal Accuracy and Consistency
The ABS system relies on steady, accurate pulse signals from the wheel speed sensors. Variations in signal amplitude or timing can trigger ABS warnings, false traction interventions, or degraded braking performance.
Look for sensors specified to produce stable output under varying speeds and temperatures. Consistent signals make it easier to verify sensor function with a multimeter or oscilloscope and reduce the chance of intermittent drivability issues.
Durability and Environmental Resistance
Wheel speed sensors are exposed to water, salt, road grime, and temperature cycling, so robust sealing and corrosion-resistant materials matter. A sensor that resists moisture intrusion and shielding failures will last longer and maintain reliable readings.
Consider housing materials, sealing methods, and protective boot design. Sensors with proven resistance to contaminants lower the likelihood of premature failure and the need for repeat replacements.
Mounting Style and Harness Length
Correct mounting style ensures the sensor sits at the proper air gap from the tone ring or reluctor. An incorrect mounting angle or inadequate harness length can result in improper gap, rubbing, or strained wiring, all of which lead to signal errors.
Verify that the sensor’s mounting bracket, clip style, and cable length match the Buick LaCrosse configuration. Proper routing and strain relief reduce mechanical stress on the connector and wiring, improving long-term reliability.
Electrical Resistance and Diagnostic Behavior
Measured electrical resistance and how the sensor responds to wiring tests are key diagnostic indicators. A sensor within the expected resistance range and showing stable output during bench or in-vehicle testing is less likely to cause ambiguous fault codes.
Understanding expected resistance ranges and common wiring test procedures helps you distinguish between sensor failure and wiring or ABS module issues. Choose sensors with clear specifications so you can validate them during installation and troubleshooting.
Compatibility with Repair Intent
Decide whether you need a direct-replacement sensor for a quick repair or a longer-term option engineered for higher durability. Your repair intent—short-term fix versus a long-term restoration—affects which features are most valuable, such as improved sealing or reinforced wiring.
Also consider whether you plan to reuse existing mounting hardware or replace clips and grommets. Selecting a sensor that aligns with your repair plan minimizes additional parts and labor.
FAQ
What are common symptoms of a failing wheel speed sensor on a Buick LaCrosse?
Common signs include an illuminated ABS warning light, intermittent traction control activation, and inconsistent speedometer readings in some cases. Symptoms often appear under specific conditions, such as during wet driving or when hitting bumps, which points to intermittent signal loss rather than complete failure.
How can I check if the ABS sensor is the problem or if it is wiring?
Start with a visual inspection of the sensor and harness for damage, corrosion, or loose connectors. Then measure resistance across the sensor terminals and compare to expected values. A stable output signal during a basic wiring test or using a diagnostic tool suggests the sensor is functioning; inconsistent readings point toward wiring or connector issues.
Where is the ABS wheel speed sensor located on a Buick LaCrosse?
Wheel speed sensors are mounted at each wheel hub, typically near the brake rotor and the tone ring or reluctor. Access varies slightly by wheel position and suspension configuration, but they are generally reachable once the wheel and, if needed, the brake components are removed.
Can I replace a wheel speed sensor myself?
Many owners can replace a wheel speed sensor with basic hand tools and a safe jack and jack stands. The job usually involves removing the wheel, accessing the sensor mounting bolt, and unplugging the connector. If you are uncomfortable with vehicle work or the wiring appears damaged, professional service is a reasonable choice.
Will replacing a faulty sensor clear ABS fault codes?
Replacing a faulty sensor often clears persistent sensor-related codes once the system is reset, but codes caused by wiring faults or ABS module issues may remain. After replacement, it is helpful to clear stored codes with a scanner and verify that the fault does not return during a test drive.
How do I know whether to choose OEM-style or aftermarket sensors?
OEM-style sensors match original fitment and connector details and are often chosen for straightforward replacement. Some aftermarket options offer enhanced sealing or reinforced wiring. Your choice depends on whether you prioritize exact original fit or additional durability features for long-term service.
How We Chose the Best Buick LaCrosse ABS Wheel Speed Sensor
We focused on the attributes that matter most when replacing an ABS wheel speed sensor on a Buick LaCrosse. Key evaluation criteria included physical fit and connector compatibility to ensure straightforward installation, electrical signal consistency to prevent intermittent ABS faults, and resistance to environmental factors such as moisture and road debris. We also considered sensor mounting style and harness length for correct routing, plus diagnostic clarity—how well the sensor’s signal behaves under wiring tests and scan-tool readings. Excluded from consideration were generic listings lacking clear fitment data and sensors without verifiable wiring or connector specifications. We did not include items that require extensive vehicle-specific modification. The final shortlist emphasizes solutions that minimize installation time, reduce rework risk, and restore stable ABS and traction control operation on the Buick LaCrosse.
Our full evaluation process is outlined in our review methodology.
Conclusion
When choosing a Buick LaCrosse ABS wheel speed sensor, prioritize correct fit and connector compatibility first, then signal consistency and environmental resistance. These factors have the biggest impact on restoring reliable ABS and traction control performance. Be mindful of mounting details, harness length, and measurable electrical characteristics so you can diagnose confidently and avoid repeated repairs. Balancing installation ease with long-term durability will yield the most dependable outcome for your vehicle.
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