Dorman 699-139 Accelerator Pedal Sensor

Overview of Dorman 699-139 Accelerator Pedal Sensor

The Dorman 699-139 accelerator pedal sensor is designed to provide accurate voltage signals for throttle control in select GM vehicles. Engineered with durable plastic and a reliable oval-shaped male connector, this sensor ensures consistent performance for Buick, Chevrolet, and GMC models.

• Constructed from durable plastic material for longevity
• Features a 6-terminal blade-type connector with an oval shape
• Male connector design for secure electrical connection
• Voltage sensor type for precise throttle input detection
• Compatible with Buick Envoy, Chevrolet Trailblazer, GMC Envoy XL, SSR, Rainier, and Trailblazer EXT

Detailed Product Description

The Dorman 699-139 accelerator pedal sensor is a critical component in the electronic throttle control system. It converts the pedal position into a voltage signal that the vehicle's engine control unit (ECU) uses to regulate engine power. This sensor is made from high-quality plastic, ensuring resistance to wear and environmental factors. The sensor includes a 6-terminal blade connector with an oval shape and a male gender, designed for a secure and reliable electrical connection. Note that this part does not include mounting hardware, installation hardware, or the pedal assembly itself, so these components must be sourced separately if needed.

Compatible Vehicles and Applications

This accelerator pedal sensor is compatible with a range of GM vehicles, including:

• Buick Envoy
• Chevrolet Trailblazer and Trailblazer EXT
• GMC Envoy XL, Rainier, and SSR

It is specifically designed to meet the electrical and mechanical requirements of these models, ensuring proper fit and function.

Common Issues Addressed by This Sensor

• Erratic or unresponsive throttle input
• Check engine light related to throttle position sensor faults
• Reduced engine performance or hesitation during acceleration
• Inconsistent idle speed or stalling
• Failure to communicate accurate pedal position to the ECU

Installation Notes and Tips

• Ensure the vehicle is powered off before beginning installation
• Verify connector type and terminal count match the vehicle’s wiring harness
• Since mounting hardware is not included, retain original brackets or source compatible hardware
• Handle the sensor carefully to avoid damage to the plastic housing and terminals
• After installation, clear any diagnostic trouble codes and test throttle response

Quality Assurance and Warranty

Dorman parts are manufactured to meet or exceed OEM specifications for fit, form, and function. The 699-139 accelerator pedal sensor undergoes rigorous quality control to ensure reliable operation. While specific warranty details may vary, Dorman typically offers a limited warranty covering defects in material and workmanship. Consult product documentation or the supplier for exact warranty terms.