Beck Arnley 158-0743 Engine Coolant Temperature Sensor

Engine Coolant Temperature Sensor for OE Fit

Beck Arnley 158-0743 is an engine coolant temperature sensor built to meet foreign nameplate OE specifications for form, fit, and function. It is a direct-fit replacement for a wide range of Buick, Chevrolet, GMC, Oldsmobile, Pontiac, and Isuzu applications, including Buick Century, Chevrolet Lumina, and Pontiac Grand Prix models.

Beck Arnley sources parts through a global network so you can install the correct sensor with confidence. This part number, 158-0743, is intended for vehicles that rely on accurate coolant temperature input for engine management and gauge operation.

• OE-style replacement engine coolant temperature sensor
• Built to match foreign nameplate specifications for fit and function
• Supports accurate coolant temperature signal delivery to the engine control system
• Compatible with a broad range of 1992-2002 GM and Isuzu applications
• Part number 158-0743 for easy identification

Detailed Product Information

Beck Arnley 158-0743 is an engine coolant temperature sensor for vehicles such as the 1994-2002 Buick Century, 1996-2001 Chevrolet Lumina, and 1996-2002 Pontiac Grand Prix. It is also listed for applications including Buick Regal, Chevrolet Camaro, Oldsmobile Intrigue, Pontiac Bonneville, GMC Sonoma, and Isuzu Hombre. The sensor is specified to align with OE requirements so the replacement matches the original part’s form and function.

Because coolant temperature data affects fuel control, idle strategy, and temperature-related engine decisions, a failing sensor can create drivability concerns. Beck Arnley 158-0743 provides a direct replacement path for vehicles across the 1992-2002 model years covered in the fitment data.

Common Issues This Sensor May Address

• Incorrect coolant temperature readings on the dash or scan tool
• Hard starting or rough cold operation caused by inaccurate temperature input
• Rich or lean fuel control concerns tied to faulty coolant temperature data
• Cooling fan or engine management behavior affected by a failing sensor
• Check engine light conditions related to coolant temperature sensor faults

Installation Notes and Tips

Verify the connector style and thread location against the original sensor before installation. Drain coolant as needed to prevent loss during removal, and inspect the harness connector for corrosion or damaged terminals. Clear diagnostic trouble codes after installation and confirm the reading with a scan tool or gauge check.

Quality Assurance

Beck Arnley parts are sourced to meet foreign nameplate OE specifications for form, fit, and function. The brand works with global sourcing partners to help ensure the replacement part matches the application requirements for vehicles such as Buick Century, Chevrolet Lumina, and Pontiac Grand Prix. Part number 158-0743 is identified for direct application matching.