Walker 200-91042 Throttle Position Sensor

Overview of Walker Throttle Position Sensor 200-91042

The Walker Products FSK Throttle Position Sensor 200-91042 is designed for precise throttle monitoring in select Buick, Chevrolet, GMC, and Pontiac vehicles. This sensor ensures accurate throttle input data for optimal engine performance and emission control.

• Compatible with multiple GM models including Chevrolet Blazer, GMC Jimmy, Buick LeSabre, and Pontiac Grand Prix
• Part number 200-91042 for exact replacement and fitment
• Part of the Walker Products FSK line, known for emission control sensors
• Designed to maintain accurate throttle position readings for engine management systems
• Supports emission control compliance and engine efficiency

Detailed Product Description

The Walker Products FSK Throttle Position Sensor 200-91042 is engineered to provide reliable throttle position feedback to the vehicle’s engine control unit (ECU). This sensor is critical for managing fuel injection and ignition timing, which directly impacts engine performance and emissions. Compatible with a wide range of GM vehicles such as the Chevrolet C1500, GMC Sierra K1500, Buick Century, and Pontiac Bonneville, this sensor meets OEM specifications for fit and function. The Walker Products FSK line specializes in emission control sensors, ensuring that this throttle position sensor supports regulatory compliance and vehicle drivability.

Common Applications and Issues Addressed

• Resolves erratic idle and stalling caused by faulty throttle position readings
• Eliminates hesitation or poor acceleration linked to sensor malfunction
• Corrects transmission shifting problems related to throttle input
• Helps restore proper fuel economy by providing accurate throttle data
• Supports emission system diagnostics and reduces check engine light triggers

Installation Notes and Tips

• Ensure vehicle compatibility by verifying make and model before installation
• Disconnect the battery before sensor replacement to prevent electrical damage
• Handle the sensor carefully to avoid damage to the electrical connector and sensor surface
• Follow vehicle-specific service manual instructions for sensor removal and installation
• After installation, clear any diagnostic trouble codes and perform a throttle position sensor relearn procedure if required

Quality Assurance and Warranty

Walker Products FSK sensors are manufactured to meet or exceed OEM standards for durability and performance. The 200-91042 throttle position sensor undergoes rigorous quality control to ensure reliable operation in emission control systems. While specific warranty details may vary, Walker typically offers coverage against defects in materials and workmanship to support long-term vehicle operation.