Global Parts 1815558 Automatic Transmission Speed Sensor - Input or Output

Reliable Automatic Transmission Speed Sensor for Chevrolet and GMC

The Global Parts 1815558 Automatic Transmission Speed Sensor is designed to provide accurate speed readings for your vehicle's transmission system. Engineered for select Chevrolet and GMC heavy-duty trucks, this sensor ensures proper transmission operation and helps maintain optimal vehicle performance.

• Terminal Type: Pin for secure electrical connection
• Connector Shape: Oval female connector for precise fit
• Terminal Quantity: 2 male terminals for reliable signal transmission
• Housing Material: Durable plastic construction
• Mounting: Installs using a single transmission pan bolt

Product Details and Specifications

This automatic transmission speed sensor from Global Parts features a plastic housing designed to withstand the operating environment within the transmission system. The sensor connects via an oval-shaped female connector with two male pin terminals, ensuring a stable and accurate electrical connection. It mounts securely with one transmission pan bolt, simplifying installation without the need for additional mounting hardware. The part number 1815558 is specifically engineered for compatibility with heavy-duty Chevrolet and GMC trucks, including the Sierra 2500 HD, Sierra 3500 HD, Silverado 2500 HD, and Silverado 3500 HD models, including their Classic variants.

Compatible Vehicles and Common Applications

• Chevrolet Sierra 2500 HD and Sierra 2500 HD Classic
• Chevrolet Sierra 3500, Sierra 3500 Classic, and Sierra 3500 HD
• Chevrolet Silverado 2500 HD and Silverado 2500 HD Classic
• Chevrolet Silverado 3500, Silverado 3500 Classic, and Silverado 3500 HD
• GMC Sierra 2500 HD and Sierra 3500 HD series

Common Issues Addressed by This Sensor

• Erratic or inaccurate transmission speed readings
• Transmission shifting problems or delayed gear engagement
• Check engine or transmission warning lights related to speed sensor faults
• Intermittent loss of speed signal affecting transmission control
• Reduced fuel efficiency due to improper transmission operation

Installation Notes and Tips

When installing the Global Parts 1815558 sensor, ensure the transmission pan bolt used for mounting is properly torqued to manufacturer specifications. The oval female connector should be securely attached to prevent signal loss. Since mounting hardware is not included, reuse the original bolt or source an appropriate replacement. Verify the sensor terminals align correctly with the vehicle wiring harness to avoid electrical issues.

Quality Assurance and Warranty

Global Parts manufactures this automatic transmission speed sensor to meet OEM standards for fit and function. The plastic housing and pin terminal design provide durability and reliable performance under normal operating conditions. While specific warranty details are not provided, Global Parts products typically come with a limited warranty against defects in materials and workmanship. Consult the product documentation or supplier for exact warranty terms.