Standard Ignition TH445 Throttle Position Sensor

Overview of Standard Ignition TH445 Throttle Position Sensor

The Standard Ignition TH445 throttle position sensor is designed for precise throttle monitoring in select GM and related vehicles. This sensor features a female connector with a plug-in design and six male blade terminals, ensuring reliable electrical connections for accurate throttle position feedback.

• Connector Gender: Female for secure plug-in connection
• Connector Type: Plug in for easy installation
• Terminal Gender: Male blade terminals
• Terminal Quantity: 6 terminals for comprehensive signal transmission
• Terminal Type: Blade terminals for durability and consistent contact

Detailed Product Description

The TH445 throttle position sensor by Standard Ignition is engineered to provide accurate throttle position data to the engine control unit (ECU). Its female plug-in connector and six male blade terminals facilitate a stable and corrosion-resistant electrical interface. This sensor is compatible with a wide range of vehicles including Buick, Cadillac, Chevrolet, GMC, Hummer, Pontiac, Saab, and Saturn models such as the Chevrolet Silverado 1500, Cadillac Escalade, GMC Sierra 2500 HD, and Saturn Aura. The blade terminal design supports reliable signal transmission under various operating conditions, contributing to optimal engine performance and emissions control.

Compatible Vehicles and Applications

This throttle position sensor is compatible with multiple GM and related vehicles, including but not limited to:

• Chevrolet Avalanche, Camaro, Colorado, Corvette, Silverado 1500, Suburban 1500, Tahoe, Trailblazer
• GMC Canyon, Sierra 1500, Sierra 2500 HD, Yukon, Yukon XL 1500
• Cadillac CTS, Escalade, Escalade ESV, Escalade EXT, SRX
• Buick Rainier, Pontiac G6, G8
• Hummer H2, H3, H3T
• Saturn Aura
• Saab 9-7x

Common Issues Addressed by TH445 Throttle Position Sensor

• Erratic or unstable engine idle speed
• Poor throttle response or hesitation during acceleration
• Check engine light triggered by throttle position sensor faults
• Reduced fuel efficiency due to inaccurate throttle data
• Engine stalling or surging related to throttle position sensor failure

Installation Notes and Tips

When installing the Standard Ignition TH445 throttle position sensor, ensure the vehicle’s ignition is off and the battery is disconnected to prevent electrical shorts. The female plug-in connector should align securely with the vehicle’s wiring harness. Verify that all six male blade terminals are clean and free of corrosion before connection. After installation, calibrate the throttle position sensor if required by the vehicle’s service manual to ensure accurate throttle input readings.

Quality Assurance and Warranty

Standard Ignition parts are manufactured to meet or exceed OEM specifications for fit, form, and function. The TH445 throttle position sensor undergoes rigorous quality control testing to ensure durability and reliable performance. This part is backed by Standard Ignition’s limited warranty, providing coverage against defects in material and workmanship under normal use conditions.