Standard Ignition BSD141 Blind Spot Detection System Warning Sensor - Left

Brand Standard Ignition BSD141
Position Left
Connector Gender Female
Connector Quantity 1
Terminal Gender Female
Terminal Quantity 8
Terminal Type Pin
Fits Buick, Chevrolet, and GMC · 20 vehicles

Blind spot sensor. Monitors the area around the vehicle to help alert the driver.

Female connector. Single-connector design with 8-pin terminals for straightforward replacement.

Cross-references 861-186, 84129137 and BDSB10026 for the same application. See all 5.

$278.14Free shipping
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Blind Spot Detection Sensor for GM Applications

Standard Ignition BSD141 is a blind spot detection system warning sensor for the left side of select GM vehicles. It uses a female connector with 1 connector cavity, 8 female pin terminals, and a direct-fit sensor layout for service replacement on equipped vehicles.

Key Features

  • Blind spot detection system warning sensor for left-side mounting
  • Female connector gender with 1 connector and 8 female pin terminals
  • Terminal type: pin
  • Service replacement part for vehicles with blind spot monitoring equipment
  • Standard Ignition BSD141 for OE-style sensor replacement

Detailed Description

This Standard Ignition BSD141 sensor is used in blind spot detection systems that monitor adjacent lanes and support driver awareness. It is a fitment-based replacement for select GMC Terrain, Buick Enclave, Chevrolet Equinox, Chevrolet Traverse, Buick Regal Sportback, and Buick Regal TourX models on the left side. For shoppers searching for a left blind spot detection sensor for 2018-2022 GMC Terrain or a 2018-2021 Buick Enclave blind spot warning sensor, BSD141 matches the listed applications.

This part cross-references Monroe Shocks & Struts (e.g., 861-186, 84129137) for the same application.

What It Is Used For

  • Restoring blind spot warning function after sensor failure
  • Addressing warning lamp or system fault messages related to side radar monitoring
  • Replacing a damaged left-side blind spot detection sensor
  • Correcting intermittent blind spot alert operation on equipped vehicles
  • Supporting proper lane-change alert performance on listed GM models

Installation Notes and Tips

Verify the vehicle’s original blind spot monitoring system and left-side sensor location before ordering. Match the connector style, terminal count, and mounting position to the removed part. After installation, follow the vehicle manufacturer’s calibration or relearn procedure if required for the blind spot detection system.

Quality Assurance

Standard Ignition is a recognized aftermarket source for electrical and sensor components. BSD141 is built to match the listed fitment and connector configuration for service replacement on the specified GM applications.

This part fits 20 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelPositionNotes
2022GMCTerrainLeft
2021BuickEnclaveLeft
2021ChevroletEquinoxLeft
2021ChevroletTraverseLeft
2021GMCTerrainLeft
2020BuickEnclaveLeft
2020BuickRegal SportbackLeft
2020BuickRegal TourXLeft
2020ChevroletTraverseLeft
2020GMCTerrainLeft
2019BuickEnclaveLeft
2019BuickRegal SportbackLeft
2019BuickRegal TourXLeft
2019ChevroletTraverseLeft
2019GMCTerrainLeft
2018BuickEnclaveLeft
2018BuickRegal SportbackLeft
2018BuickRegal TourXLeft
2018ChevroletTraverseLeft
2018GMCTerrainLeft
Directly replaces or cross-references 5 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
861-18684129137BDSB10026BSN141BSW144