Walker 250-241212 Oxygen Sensor

Overview of Walker Products OE Oxygen Sensor 250-241212

The Walker Products OE Oxygen Sensor 250-241212 is designed specifically for select Buick, Cadillac, Chevrolet, and GMC vehicles. This heated oxygen sensor ensures accurate emissions control and optimal engine performance by monitoring exhaust gases effectively.

• Heated sensor type for faster response times
• Specific fit for multiple GM models including Silverado, Tahoe, and Escalade
• 10.35-inch wiring harness length with 4 wires and 20 gauge measurement
• Male connector with 18mm thread diameter for secure installation
• Overall length of 13.9 inches for precise fitment

Detailed Product Description

This oxygen sensor from Walker Products OE is engineered to meet the exact specifications of various GM vehicles such as the Chevrolet Silverado 1500, GMC Sierra 2500 HD, and Cadillac CTS. Featuring a heated sensor element, it provides quicker warm-up times compared to non-heated sensors, improving fuel efficiency and reducing emissions sooner after engine start. The 10.35-inch wiring harness length and 4-wire configuration with 20 gauge wires ensure reliable electrical connections and signal transmission. The male connector and 18mm thread diameter allow for a secure and proper fit, maintaining the integrity of the vehicle’s emission control system.

The Walker Products OE line focuses on delivering original equipment quality parts that match or exceed factory standards. This oxygen sensor is part of that line, offering a direct replacement solution that supports the vehicle’s onboard diagnostics and emission requirements.

Common Applications and Issues Addressed

• Restores accurate oxygen level readings for proper air-fuel mixture
• Resolves check engine light triggers related to oxygen sensor faults
• Improves fuel economy by ensuring efficient combustion
• Reduces harmful emissions by maintaining proper catalytic converter function
• Eliminates rough idling or engine hesitation caused by faulty sensors

Installation Notes and Tips

• Ensure vehicle compatibility with Buick Acadia, Cadillac XT5, Chevrolet Camaro, or GMC Yukon before installation
• Use appropriate tools to avoid damaging the 18mm threaded sensor
• Disconnect the battery before sensor replacement to prevent electrical shorts
• Check wiring harness length and connector type to confirm fitment
• Follow vehicle manufacturer torque specifications when installing the sensor

Quality Assurance and Warranty

Walker Products OE oxygen sensors are manufactured to meet stringent quality standards, ensuring durability and reliable performance. While specific warranty details for part number 250-241212 may vary, Walker typically offers coverage against defects in materials and workmanship. Always verify warranty terms with the supplier or manufacturer documentation.