OE Quality
60-Day Returns

Standard Ignition ALS1188 ABS Wheel Speed Sensor - Front Left
Reliable ABS Wheel Speed Sensor for Chevrolet Astro and GMC Safari
The Standard Ignition ALS1188 ABS Wheel Speed Sensor is designed to provide accurate wheel speed data for your Chevrolet Astro or GMC Safari. Engineered for precise fitment and dependable performance, this sensor helps maintain your vehicle's anti-lock braking system functionality.
- Connector Gender: Female with 1 oval-shaped connector
- Harness Length: 29.5 inches (749 mm) for optimal routing
- Mounting Location: Wheel with bolt mount type and 2 bolt holes
- Terminal Type: Male blade terminals, quantity of 2
Detailed Product Description
The ALS1188 ABS Wheel Speed Sensor from Standard Ignition is specifically designed for the Chevrolet Astro and GMC Safari models. Featuring a female oval connector and a 29.5-inch harness, this sensor ensures a secure and precise connection to your vehicle's wiring harness. The bolt mount design with two bolt holes allows for straightforward installation directly at the wheel mounting location. The sensor terminals are male blade types, providing reliable electrical contact and signal transmission to the ABS control module.
Common Applications and Problem Resolution
- Restores accurate wheel speed readings for ABS system functionality
- Eliminates ABS warning lights caused by faulty or damaged sensors
- Prevents erratic braking behavior due to sensor signal loss
- Addresses issues with traction control and stability control systems
- Improves overall vehicle safety by ensuring proper ABS operation
Installation Notes and Tips
When installing the Standard Ignition ALS1188 sensor, ensure the mounting surface is clean and free of debris to maintain proper sensor alignment. Use the two bolt holes to securely fasten the sensor at the wheel location. Verify the female oval connector is fully seated to prevent electrical connection issues. Route the 29.5-inch harness carefully to avoid pinching or damage during wheel movement.
Quality Assurance and Warranty
Standard Ignition parts are manufactured to meet or exceed OEM specifications for fit, form, and function. The ALS1188 ABS Wheel Speed Sensor undergoes rigorous quality control to ensure reliable performance on Chevrolet Astro and GMC Safari vehicles. Please refer to Standard Ignition's warranty policy for specific coverage details.
| Brand | Standard Ignition |
| Part Number | ALS1188 |
| Connector Gender | Female |
| Connector Quantity | 1 |
| Connector Shape | Oval |
| Harness Length - inches | 29.5" |
| Harness Length - mm | 749 mm |
| Mounting Location | Wheel |
| Mounting Type | Bolt mount |
| Number of Bolt Holes | 2 |
| Terminal Gender | Male |
| Terminal Quantity | 2 |
| Terminal Type | Blade |
This part fits 6 vehicles. Search below:
| Year | Make | Model | Drive Type | Position | Notes |
|---|---|---|---|---|---|
| 2005 | Chevrolet | Astro | AWD | Front Left | |
| 2005 | GMC | Safari | AWD | Front Left | |
| 2004 | Chevrolet | Astro | AWD | Front Left | |
| 2004 | GMC | Safari | AWD | Front Left | |
| 2003 | Chevrolet | Astro | AWD | Front Left | |
| 2003 | GMC | Safari | AWD | Front Left |
* 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.