Carlson 19271 Disc Brake Pad Wear Sensor - Rear
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Carlson
 Disc Brake Pad Wear Sensor

Carlson 19271 Disc Brake Pad Wear Sensor - Rear

Brand Carlson 19271
Position Rear
Product line Disc Brake Pad Wear Sensor
Fits Buick and Chevrolet · 7 vehicles

Brake wear sensor. Monitors pad wear for timely service alerts.

Disc brake pad wear sensor for brake system monitoring.

$29.58Free shipping
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Step 2 — Quantity
Disc Brake Pad Wear Sensors are typically replaced in pairs, axle by axle.
Order total $29.58
Free shipping to the continental U.S.
Free returns within 60 days if it doesn't fit when fitment is verified.
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Carlson Rear Brake Pad Wear Sensor

The Carlson 19271 disc brake pad wear sensor provides direct fitment for select rear brake applications on Buick Encore GX and Chevrolet Trailblazer models. It is a practical replacement when the original wear indicator is damaged, worn, or triggering a brake warning.

  • Disc brake pad wear sensor for rear brake applications
  • Fits 2023-2024 Buick Encore GX, rear
  • Fits 2020-2022 Buick Encore GX, rear
  • Fits 2021-2022 Chevrolet Trailblazer, rear
  • Part number 19271 for fitment-based replacement searches

Product Details

Carlson 19271 is a rear disc brake pad wear sensor used to monitor brake pad condition on the listed Buick and Chevrolet vehicles. When the sensor circuit is worn through or the sensor is no longer reading correctly, the brake warning system can illuminate and the vehicle may display pad wear alerts. This part is a direct replacement for rear applications on the 2020-2024 Buick Encore GX and 2021-2022 Chevrolet Trailblazer. Search terms such as rear brake pad wear sensor for Buick Encore GX 2023-2024 or Chevrolet Trailblazer rear wear sensor 2021-2022 point to this application. Part number 19271 is also useful when matching the original sensor reference during brake service.

Common Issues This Part Addresses

  • Brake pad wear warning light stays on
  • Damaged or broken rear wear sensor lead
  • Incorrect pad wear signal after brake service
  • Sensor wear from pad replacement intervals
  • Loss of brake pad wear monitoring on the rear axle

Installation Notes

Install on the rear brake assembly only for the listed vehicles. Inspect the brake pads, rotor condition, and sensor routing before installation, and confirm the connector and mounting points match the original setup. Verify the brake warning message clears after the repair and that the sensor is seated correctly during reassembly.

Quality Assurance

Carlson brake components are cataloged for specific vehicle applications, and part number 19271 is listed for the rear brake pad wear sensor positions shown above. Confirm year, make, model, and rear position before ordering.

Related reading

This part fits 7 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelPositionNotes
2024BuickEncore GXRearDisc Brake Pad Wear Sensor
2023BuickEncore GXRearDisc Brake Pad Wear Sensor
2022BuickEncore GXRearD2308; Disc Brake Pad Wear Sensor
2022ChevroletTrailblazerRearDisc Brake Pad Wear Sensor
2021BuickEncore GXRearD2308; Disc Brake Pad Wear Sensor
2021ChevroletTrailblazerRearDisc Brake Pad Wear Sensor
2020BuickEncore GXRearD2308; Disc Brake Pad Wear Sensor