Fuel pressure sensor for automotive engines, compatible with GM models requiring part numbers 12616646, 12677836, and D1846A, manufactured from durable metal with a silver finish.
Fuel pressure sensor for automotive engines, compatible with GM models requiring part numbers 12616646, 12677836, and D1846A, manufactured from durable metal with a silver finish.
GM Compatible Fuel Pressure Sensor Replacement Part for Models 12616646 & 12677836
This fuel pressure sensor serves as a direct replacement component for General Motors vehicles where the original part has failed or requires servicing. It is engineered to match the fit, form, and function of the original equipment manufacturer (OEM) sensors referenced by part numbers 12616646, 12677836, and D1846A. The sensor monitors fuel rail pressure, providing critical data to the vehicle's engine control unit (ECU) to ensure correct fuel delivery for efficient combustion and engine performance. Its primary role is to restore accurate fuel system monitoring without requiring modifications or adapters for compatible applications.
Features and Construction
This replacement sensor is built to fulfil the specific technical role of the original part within the vehicle's fuel system.
Material and Build
The sensor housing is manufactured from metal, a material chosen for its ability to contain internal pressures and withstand the vibration, heat, and chemical exposure typical of an automotive engine bay. This construction aims to provide the necessary durability for the component's operating environment. The external finish is a standard silver colour.
Fitment and Compatibility
The key specification for this part is its compatibility. It is designed as a direct interchange for GM vehicles that use the specific part numbers 12616646, 12677836, and D1846A. This ensures it will physically fit the existing mounting point and connect to the vehicle's electrical harness, allowing it to communicate pressure readings to the ECU as intended.
Uses and Placement
This sensor is used in a specific automotive repair and maintenance context, replacing a failed or faulty component.
Professional or DIY Repair Use
The part is intended for use in vehicle repair scenarios, either by professional mechanics or experienced DIY enthusiasts. Its application is to rectify issues related to fuel pressure monitoring, which can manifest as poor engine performance, difficult starting, or illuminated check engine lights. Correct installation is crucial for system operation.
Restoring System Function
Once installed, the sensor's function is to restore the vehicle's ability to accurately monitor fuel rail pressure. This data is essential for the ECU to calculate correct fuel injector pulse width, affecting fuel economy, emissions, and overall drivability. It replaces the sensor's role within the closed-loop fuel management system.
Benefits and Buying Value
The value of this component lies in its targeted functionality and construction for a specific repair need.
Precise Replacement
The primary benefit is providing a direct-fit replacement that matches the original part numbers. This removes uncertainty regarding compatibility, helping to ensure the correct component is sourced for the repair job. It is supplied as a single, complete unit ready for installation.
Why Choose This Product
This product is a suitable choice when you need to replace a failed fuel pressure sensor on a compatible GM vehicle. Its value is defined by its stated compatibility with three specific OEM part numbers and its metal construction. It offers a practical solution for restoring a specific vehicle system function based on these confirmed specifications.
