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Global Parts 1815855 Disc Brake Pad Wear Sensor - Rear
| Brand | Global Parts 1815855 |
|---|---|
| Position | Rear |
| Terminal Type | Blade |
| Wire Quantity | 1 |
| Connector Shape | Oval |
| Terminal Quantity | 2 |
| Connector Gender | Female |
| Terminal Gender | Male |
| Wiring Harness Included | Yes |
| Fits | Cadillac, Chevrolet, and GMC · 58 vehicles |
Direct replacement. Fits as a brake wear sensor with no modifications needed.
Accurate wear detection. Alerts you when brake pads are thinning.
Blade terminal design. Features an oval female connector and included wiring harness.
Cross-references HOLSTEIN 2BWS0464, 84474064 and 84688287 for the same application. See all 4.
Rear Brake Wear Sensor for GM Trucks and SUVs
Global Parts 1815855 is a direct replacement disc brake pad wear sensor for rear applications on select Chevrolet, GMC, and Cadillac vehicles. It monitors brake pad thickness and sends a wear alert when the pads thin out, helping you stay ahead of brake service on models like the Chevrolet Silverado 1500, GMC Sierra 1500, and Cadillac Escalade.
Key Features
- Direct replacement disc brake pad wear sensor
- Blade terminal type with 2 terminals
- Female connector with oval shape
- 1-wire design with wiring harness included
- Rear position fitment for select GM applications
- Global Parts part number 1815855
Detailed Description
This brake wear sensor is built for rear brake systems that use an electronic pad wear indicator. It detects brake pad thinning and triggers a warning before the pads reach a critical wear point, supporting timely brake maintenance and consistent braking performance. The connector design, terminal layout, and harness configuration are matched for direct replacement use on the listed GM platforms, including Chevrolet Colorado, GMC Canyon, and GMC Hummer EV models.
This part cross-references Holstein 2BWS0464 for the same application. Global Parts 1815855 also cross-references 84474064, 84688287, and ES115887.
What It Helps Address
- Brake pad wear warning light or message
- Damaged or broken rear brake wear sensor
- Faulty wear indicator signal on the instrument cluster
- Brake service intervals that require sensor replacement
- Loss of brake pad wear detection on rear brakes
Installation Notes and Tips
Verify rear position fitment before installation. Match the connector shape, terminal type, terminal count, and wiring harness configuration to the original sensor on the vehicle. After installation, confirm the brake wear warning system clears and operates normally. Fits 2019-2025 Chevrolet Silverado 1500, rear; Fits 2024-2025 Chevrolet Colorado, rear; Fits 2021-2024 Cadillac Escalade, rear.
Quality Assurance
Global Parts supplies this brake wear sensor as a direct replacement part engineered for accurate and reliable brake wear detection on the listed applications. Part number 1815855 is built to match the original sensor style used on compatible GM rear brake systems.
| Year | Make | Model | Liters | Cylinders | Fuel Type | Position | Notes |
|---|---|---|---|---|---|---|---|
| 2025 | Chevrolet | Colorado | 2.7L | L4 | — | Rear | — |
| 2025 | Chevrolet | Silverado 1500 | 2.7L | L4 | — | Rear | — |
| 2025 | GMC | Canyon | 2.7L | L4 | — | Rear | — |
| 2025 | GMC | Hummer EV Pickup | -L | -- | BATTERY EV (EV/BEV) | Rear | — |
| 2025 | GMC | Hummer EV SUV | -L | -- | BATTERY EV (EV/BEV) | Rear | — |
| 2025 | GMC | Sierra 1500 | 3.0L | L6 | — | Rear | — |
| 2024 | Cadillac | Escalade | 6.2L | V8 | — | Rear | — |
| 2024 | Cadillac | Escalade ESV | 6.2L | V8 | — | Rear | — |
| 2024 | Chevrolet | Colorado | 2.7L | L4 | — | Rear | — |
| 2024 | Chevrolet | Silverado 1500 | 2.7L | L4 | — | Rear | — |
| 2024 | Chevrolet | Suburban | 6.2L | V8 | — | Rear | — |
| 2024 | GMC | Canyon | 2.7L | L4 | — | Rear | — |
| 2024 | GMC | Hummer EV Pickup | -L | -- | BATTERY EV (EV/BEV) | Rear | — |
| 2024 | GMC | Hummer EV SUV | -L | -- | BATTERY EV (EV/BEV) | Rear | — |
| 2024 | GMC | Sierra 1500 | 3.0L | L6 | — | Rear | — |
| 2024 | GMC | Yukon | 6.2L | V8 | — | Rear | — |
| 2024 | GMC | Yukon XL | 3.0L | L6 | — | Rear | — |
| 2023 | Cadillac | Escalade | 6.2L | V8 | — | Rear | — |
| 2023 | Cadillac | Escalade ESV | 6.2L | V8 | — | Rear | — |
| 2023 | Chevrolet | Cheyenne | 6.2L | V8 | — | Rear | — |
| 2023 | Chevrolet | Silverado 1500 | 2.7L | L4 | — | Rear | — |
| 2023 | Chevrolet | Suburban | 5.3L | V8 | — | Rear | — |
| 2023 | Chevrolet | Tahoe | 3.0L | L6 | — | Rear | — |
| 2023 | GMC | Sierra | 5.3L | V8 | — | Rear | — |
| 2023 | GMC | Sierra 1500 | 5.3L | V8 | — | Rear | — |
| 2023 | GMC | Yukon | 6.2L | V8 | — | Rear | — |
| 2023 | GMC | Yukon XL | 3.0L | L6 | — | Rear | — |
| 2022 | Cadillac | Escalade | 6.2L | V8 | — | Rear | — |
| 2022 | Cadillac | Escalade ESV | 3.0L | L6 | — | Rear | — |
| 2022 | Chevrolet | Cheyenne | 5.3L | V8 | — | Rear | — |
| 2022 | Chevrolet | Silverado 1500 | 2.7L | L4 | — | Rear | — |
| 2022 | Chevrolet | Silverado 1500 LTD | 3.0L | L6 | — | Rear | — |
| 2022 | Chevrolet | Suburban | 3.0L | L6 | — | Rear | — |
| 2022 | Chevrolet | Tahoe | 5.3L | V8 | — | Rear | — |
| 2022 | GMC | Sierra | 6.2L | V8 | — | Rear | — |
| 2022 | GMC | Sierra 1500 | 3.0L | L6 | — | Rear | — |
| 2022 | GMC | Sierra 1500 Limited | 6.2L | V8 | — | Rear | — |
| 2022 | GMC | Yukon | 6.2L | V8 | — | Rear | — |
| 2022 | GMC | Yukon XL | 5.3L | V8 | — | Rear | — |
| 2021 | Cadillac | Escalade | 6.2L | V8 | — | Rear | — |
| 2021 | Cadillac | Escalade ESV | 6.2L | V8 | — | Rear | — |
| 2021 | Chevrolet | Cheyenne | 6.2L | V8 | — | Rear | — |
| 2021 | Chevrolet | Silverado 1500 | 3.0L | L6 | — | Rear | — |
| 2021 | Chevrolet | Suburban | 6.2L | V8 | — | Rear | — |
| 2021 | Chevrolet | Tahoe | 5.3L | V8 | — | Rear | — |
| 2021 | GMC | Sierra | 6.2L | V8 | — | Rear | — |
| 2021 | GMC | Sierra 1500 | 3.0L | L6 | — | Rear | — |
| 2021 | GMC | Yukon | 6.2L | V8 | — | Rear | — |
| 2021 | GMC | Yukon XL | 6.2L | V8 | — | Rear | — |
| 2020 | Chevrolet | Cheyenne | 5.3L | V8 | — | Rear | — |
| 2020 | Chevrolet | Silverado 1500 | 5.3L | V8 | — | Rear | — |
| 2020 | GMC | Sierra | 6.2L | V8 | — | Rear | — |
| 2020 | GMC | Sierra 1500 | 5.3L | V8 | — | Rear | — |
| 2019 | Chevrolet | Cheyenne | 6.2L | V8 | — | Rear | — |
| 2019 | Chevrolet | Silverado 1500 | 5.3L | V8 | — | Rear | — |
| 2019 | GMC | Sierra | 5.3L | V8 | — | Rear | — |
| 2019 | GMC | Sierra 1500 | 2.7L | L4 | — | Rear | — |
| 2019 | GMC | Sierra 1500 Limited | 5.3L | V8 | — | Rear | — |
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