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Standard Ignition ALS3570 ABS Wheel Speed Sensor - Front Left
| Brand | Standard Ignition ALS3570 |
|---|---|
| Position | Front Left |
| Mounting Hardware Included | No |
| Terminal Quantity | 2 |
| Connector Gender | Female |
| Terminal Gender | Male |
| Attachment Method | Bolt mount |
| Color/Finish | Black |
| Connector Quantity | 1 |
| Connector Shape | Octagon |
| Dust Shield Included | No |
| Hardware Included | Bracket |
| Harness Length - inches | 36.5 |
| Harness Length - mm | 927.1 |
| Mounting Bracket(s) Included | Yes |
| Mounting Hole Quantity | 4 |
| Mounting Location | Spindle |
| Mounting Type | Bolt mount |
| Number of Bolt Holes | 3 |
| Terminal Type | Blade |
| Wiring Harness Included | Yes |
| Fits | Cadillac, Chevrolet, and GMC · 25 vehicles |
Bolt-mount design. Includes a wiring harness and bracket for straightforward installation.
Connector details. Female octagon connector with male blade terminals for a secure connection.
Harness included. 36.5-inch lead provides flexible routing during installation.
Cross-references 533958, 84886790 and ABS3570 for the same application. See all 4.
ABS Wheel Speed Sensor for Front Left Fitment
Standard Ignition ALS3570 is an ABS wheel speed sensor built for front left applications on select GM full-size SUVs. It uses a bolt-mount design with an included bracket and wiring harness for a direct replacement-style installation.
Key Features
- ABS wheel speed sensor for the front left position
- Bolt-mount attachment with mounting bracket included
- Wiring harness included with 36.5-inch harness length
- 1 connector with octagon shape, female connector gender, and male blade terminals
- Black finish with 2 terminals and 4 mounting holes
- Mounts at the spindle location
- Cross-references Standard Ignition ALS3570 with OE-style part numbers 533958 and 84886790
Detailed Description
Standard Ignition ALS3570 is an ABS wheel speed sensor for front left service on 2021-2025 Cadillac Escalade, 2021-2025 Cadillac Escalade ESV, 2021-2025 Chevrolet Tahoe, 2021-2025 GMC Yukon, and 2021-2025 GMC Yukon XL. It is built with a bolt-mount attachment method, spindle mounting location, and an included bracket and harness to match the original sensor layout on these vehicles. The ALS3570 part number is a direct reference for shoppers looking for a front left ABS wheel speed sensor for Cadillac Escalade, Chevrolet Tahoe, or GMC Yukon applications.
What It Is Used For
- Restoring ABS wheel speed signal output at the front left wheel
- Replacing a damaged or corroded sensor assembly
- Addressing ABS warning lights caused by sensor circuit faults
- Correcting wheel speed data issues that affect traction and stability systems
- Replacing a worn harness or connector at the spindle area
Installation Notes and Tips
Verify front left position before installation and compare the connector shape, terminal style, and mounting bracket layout to the original part. The harness length is 36.5 inches, and the sensor mounts with a bolt-mount design at the spindle. Confirm vehicle year, make, model, and connector match before final assembly on 2021-2025 Cadillac Escalade, Chevrolet Tahoe, and GMC Yukon platforms.
Quality Assurance
Standard Ignition supplies replacement electrical and sensor components for service applications, and ALS3570 is built to match the listed fitment and connection details for the specified GM vehicles.
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 2025 | Cadillac | Escalade | Front Left | — |
| 2025 | Cadillac | Escalade ESV | Front Left | — |
| 2025 | Chevrolet | Tahoe | Front Left | — |
| 2025 | GMC | Yukon | Front Left | — |
| 2025 | GMC | Yukon XL | Front Left | — |
| 2024 | Cadillac | Escalade | Front Left | — |
| 2024 | Cadillac | Escalade ESV | Front Left | — |
| 2024 | Chevrolet | Tahoe | Front Left | — |
| 2024 | GMC | Yukon | Front Left | — |
| 2024 | GMC | Yukon XL | Front Left | — |
| 2023 | Cadillac | Escalade | Front Left | — |
| 2023 | Cadillac | Escalade ESV | Front Left | — |
| 2023 | Chevrolet | Tahoe | Front Left | — |
| 2023 | GMC | Yukon | Front Left | — |
| 2023 | GMC | Yukon XL | Front Left | — |
| 2022 | Cadillac | Escalade | Front Left | — |
| 2022 | Cadillac | Escalade ESV | Front Left | — |
| 2022 | Chevrolet | Tahoe | Front Left | — |
| 2022 | GMC | Yukon | Front Left | — |
| 2022 | GMC | Yukon XL | Front Left | — |
| 2021 | Cadillac | Escalade | Front Left | — |
| 2021 | Cadillac | Escalade ESV | Front Left | — |
| 2021 | Chevrolet | Tahoe | Front Left | — |
| 2021 | GMC | Yukon | Front Left | — |
| 2021 | GMC | Yukon XL | Front Left | — |
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