Walker 235-1266 Engine Crankshaft Position Sensor

Overview of Walker Products Engine Crankshaft Position Sensor

The Walker Products 235-1266 Engine Crankshaft Position Sensor is designed to provide accurate engine timing data for a range of GM vehicles. This sensor features a tan color housing and includes a mounting bracket for secure installation, ensuring reliable performance in your Buick, Cadillac, Chevrolet, GMC, Hummer, Pontiac, or Saab vehicle.

• Color: Tan housing for easy identification
• Single oval-shaped male connector with 3 female terminals
• One mounting hole with included mounting bracket for secure fit
• Compatible with multiple GM makes and models including Chevrolet Silverado, Cadillac Escalade, and GMC Sierra
• Walker Products part number 235-1266 for precise replacement

Detailed Product Description

This Engine Crankshaft Position Sensor from Walker Products is engineered to monitor the position and rotational speed of the crankshaft. It features a single oval-shaped male connector with three female terminals, designed to interface seamlessly with the vehicle’s wiring harness. The tan-colored sensor includes one mounting hole and comes with a mounting bracket, facilitating straightforward installation and stable positioning. This sensor is compatible with a wide range of GM vehicles such as the Chevrolet Camaro, Cadillac CTS, GMC Yukon, and Hummer H2, among others. The Walker Products line is known for providing reliable ignition sensors that meet OEM specifications, making the 235-1266 a suitable choice for maintaining engine performance and timing accuracy.

Compatible Vehicles and Applications

• Buick LaCrosse, Allure, and Rainier
• Cadillac Escalade, Escalade ESV, Escalade EXT, CTS
• Chevrolet Avalanche, Camaro, Colorado, Corvette, Impala, Silverado 1500/2500/3500, Suburban 1500/2500/3500 HD, Tahoe
• GMC Canyon, Sierra 1500/2500 HD/3500 HD, Yukon, Yukon XL 1500/2500
• Hummer H2, H3, H3T
• Pontiac G8, Grand Prix, and others
• Saab 9-7x

Common Issues Addressed by This Sensor

• Engine misfires or rough idling due to inaccurate crankshaft position data
• Difficulty starting the engine or no-start conditions
• Check engine light triggered by crankshaft sensor faults
• Poor engine performance and reduced fuel efficiency
• Intermittent stalling or hesitation during acceleration

Installation Notes and Tips

Ensure the vehicle’s ignition is off before beginning installation. The sensor’s single oval male connector should be carefully aligned with the vehicle’s wiring harness to avoid damage to terminals. Use the included mounting bracket and single mounting hole to secure the sensor firmly in place. Verify that the sensor is positioned correctly to detect crankshaft rotation without obstruction. After installation, clear any diagnostic trouble codes and perform a test start to confirm proper operation.

Quality Assurance and Warranty

Walker Products sensors are manufactured to meet or exceed OEM standards, ensuring reliable engine management system performance. The 235-1266 Engine Crankshaft Position Sensor undergoes rigorous quality control testing to maintain durability and accuracy. While specific warranty details may vary, Walker Products typically offers coverage against defects in materials and workmanship, providing confidence in the sensor’s long-term functionality.