OE Quality
60-Day Returns

Delphi SS20377 ABS Wheel Speed Sensor - Front
Delphi ABS Wheel Speed Sensor for Buick LaCrosse and Regal
The Delphi SS20377 ABS wheel speed sensor is designed to provide accurate wheel speed data for the front wheels of Buick LaCrosse and Regal models. This sensor helps maintain proper ABS function and vehicle stability by delivering reliable signals to the vehicle's braking system.
Key Features of Delphi SS20377 ABS Wheel Speed Sensor
- Wiring harness length of 31.1 inches for optimal routing and fitment
- Blade terminal type ensuring secure electrical connections
- Includes one female square-shaped connector with two male terminals
- Wiring harness included for straightforward installation
- Mounting hardware not included, allowing use of existing components
- Positioned for front wheel installation on compatible Buick models
- Package contains the ABS wheel speed sensor and an instruction sheet
Detailed Description of the Delphi SS20377 Sensor
This ABS wheel speed sensor from Delphi is engineered to meet the specific requirements of Buick LaCrosse and Regal vehicles. The sensor features a 31.1-inch wiring harness that provides sufficient length for proper installation without excess slack. The blade terminal type and the female square connector with two male terminals ensure a reliable electrical connection to the vehicle’s ABS system. While mounting hardware is not included, the sensor is designed to fit directly into the front wheel position, making it compatible with the original equipment mounting points. The included instruction sheet guides through the installation process, helping technicians and DIY mechanics achieve a proper fit and function.
Common Applications and Issues Addressed
- Restores accurate wheel speed data for ABS and traction control systems
- Resolves ABS warning lights caused by faulty or damaged sensors
- Improves braking system responsiveness and vehicle stability
- Eliminates erratic speedometer readings related to sensor failure
- Prevents unintended ABS activation due to sensor signal loss
Installation Notes and Tips
- Ensure the vehicle is safely lifted and supported before sensor replacement
- Disconnect the battery to prevent electrical shorts during installation
- Use the included wiring harness and connector to match the original sensor setup
- Verify the sensor is mounted securely in the front wheel position
- Check for any damage to wiring or connectors before installation
Quality Assurance and Warranty Information
Delphi manufactures the SS20377 ABS wheel speed sensor to meet or exceed OEM specifications for Buick LaCrosse and Regal vehicles. The sensor undergoes rigorous testing to ensure durability and reliable performance under various driving conditions. While specific warranty details may vary, Delphi typically offers a limited warranty covering defects in materials and workmanship to provide confidence in the product’s quality.
| Brand | Delphi |
| Part Number | SS20377 |
| Connector Gender | Female |
| Connector Quantity | 1 |
| Connector Shape | Square |
| Mounting Hardware Included | No |
| Package Contents | ABS Wheel Speed Sensor, Instruction Sheet |
| Position(s) | Front |
| Terminal Gender | Male |
| Terminal Quantity | 2 |
| Terminal Type | Blade |
| Wiring Harness Included | Yes |
| Wiring Harness Length | 31.1 |
This part fits 13 vehicles. Search below:
| Year | Make | Model | Submodel | Position | Notes |
|---|---|---|---|---|---|
| 2013 | Buick | LaCrosse | Front | Except Variable Dampening Suspension; without Performance Suspension; Includes ABS Wheel Speed Sensor Wire Harness | |
| 2013 | Buick | LaCrosse | Front | ABS wheel speed sensor with built-in wiring harness. | |
| 2013 | Buick | Regal | Front | ABS wheel speed sensor with built-in wiring harness. | |
| 2013 | Buick | Regal | Premium | Front | Except Variable Dampening Suspension; Includes ABS Wheel Speed Sensor Wire Harness |
| 2012 | Buick | LaCrosse | Front | Except Variable Dampening Suspension; without Performance Suspension; Includes ABS Wheel Speed Sensor Wire Harness | |
| 2012 | Buick | LaCrosse | Front | ABS wheel speed sensor with built-in wiring harness. | |
| 2012 | Buick | Regal | Front | ABS wheel speed sensor with built-in wiring harness. | |
| 2012 | Buick | Regal | Premium | Front | Except Variable Dampening Suspension; Includes ABS Wheel Speed Sensor Wire Harness |
| 2011 | Buick | LaCrosse | Front | Except Variable Dampening Suspension; without Performance Suspension; Includes ABS Wheel Speed Sensor Wire Harness | |
| 2011 | Buick | LaCrosse | Front | ABS wheel speed sensor with built-in wiring harness. | |
| 2011 | Buick | Regal | Front | Except Variable Dampening Suspension; Includes ABS Wheel Speed Sensor Wire Harness | |
| 2010 | Buick | LaCrosse | Front | Except Variable Dampening Suspension; without Performance Suspension; Includes ABS Wheel Speed Sensor Wire Harness | |
| 2010 | Buick | LaCrosse | Front | ABS wheel speed sensor with built-in wiring harness. |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
This part directly replaces or is cross-referenced with the following part numbers:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.