Standard Ignition SC89 Automatic Transmission Output Shaft Speed Sensor

Reliable Automatic Transmission Output Shaft Speed Sensor

The Standard Ignition SC89 Automatic Transmission Output Shaft Speed Sensor is engineered to provide accurate speed data for smooth transmission operation. Designed for select Buick, Cadillac, Chevrolet, Geo, GMC, and Pontiac models, this sensor ensures precise monitoring of output shaft speed to optimize vehicle performance.

• Connector Gender: Female with a single oval-shaped plug-in connector
• Mounting Location: Wheel with bolt mount installation using one bolt hole
• Terminal Type: Two male blade terminals for secure electrical connection
• Compatible with multiple GM vehicles including Chevrolet Suburban, GMC Jimmy, and Pontiac Firebird
• Part Number SC89 ensures exact fit and function for specified models

Technical Details and Compatibility

The SC89 sensor features a female oval plug-in connector designed for a secure and reliable connection. It mounts directly to the wheel area using a single bolt hole, simplifying installation and ensuring stable positioning. The sensor terminals are male blade types, with two terminals providing consistent electrical contact. This sensor is compatible with a wide range of GM vehicles such as the Chevrolet Tahoe, Buick Roadmaster, Cadillac Fleetwood, and Pontiac Camaro, among others. Using the correct sensor like the Standard Ignition SC89 helps maintain accurate transmission output shaft speed readings, which are critical for proper transmission shifting and overall drivability.

Common Applications and Problem Resolution

• Restores accurate transmission speed readings to prevent erratic shifting
• Eliminates transmission slip or harsh shifting caused by faulty sensor signals
• Resolves transmission warning lights related to output shaft speed sensor faults
• Improves overall transmission performance and fuel efficiency
• Prevents potential transmission damage due to incorrect speed data

Installation Notes and Tips

Installation requires mounting the sensor at the wheel location using the single bolt hole provided. Ensure the female oval plug-in connector is securely attached to the vehicle’s wiring harness. Verify that the male blade terminals are clean and free of corrosion before connection. It is recommended to check the sensor alignment and torque the mounting bolt to manufacturer specifications to avoid sensor damage or misreading. Always disconnect the battery before installation to prevent electrical shorts.

Quality Assurance and Warranty

Standard Ignition parts are manufactured to meet or exceed OEM specifications, ensuring reliable performance and durability. The SC89 sensor undergoes rigorous testing to verify electrical and mechanical integrity. While specific warranty details may vary, Standard Ignition typically offers a limited warranty covering defects in material and workmanship. Refer to the product documentation for exact warranty terms.