Standard Ignition LSF100 Fuel Level Sensor

Fuel Level Sensor for OE-Style Accuracy

The Standard Ignition LSF100 fuel level sensor is a direct OE-match replacement for vehicles that need accurate fuel tank level readings. It is built for proper fit, form, and function, with a plug-in connection and 2 blade terminals for straightforward service.

Compatible With Chevrolet Colorado, Chevrolet Trailblazer, GMC Envoy, Saab 9-7x, Isuzu Ascender, and Buick Rainier applications where this sensor is specified.

Key Features

• Direct OE-match replacement for factory-style fitment
• Helps correct inaccurate fuel gauge readings
• Male connector with plug-in design
• Female blade terminals, 2-terminal configuration
• Quality-engineered for reliable operation in harsh environments
• Rubber gasket included where applicable for installation

Detailed Description

Standard Ignition LSF100 is a fuel level sensor engineered to restore accurate fuel tank level reporting when the original unit is worn or reading incorrectly. The design follows OE dimensions and connection style to support proper installation and dependable signal output. This part number is used across multiple applications, including Chevrolet Colorado, Chevrolet Trailblazer, and GMC Envoy fitments, as well as Saab 9-7x, Isuzu Ascender, and Buick Rainier vehicles listed in the catalog.

This part cross-references Delphi FG0515 and Four Seasons 74882 for the same application.

What It Helps Fix

• Fuel gauge reading empty when fuel remains in the tank
• Fuel gauge reading full or near-full incorrectly
• Intermittent or unstable fuel level indication
• Sensor wear from long-term exposure to fuel tank conditions
• Service issues tied to inaccurate tank level feedback

Installation Notes and Tips

• Verify the vehicle application and connector style before installation.
• Inspect the tank opening and sealing surface before fitting the sensor.
• Use the included rubber gasket where applicable to support a proper seal.
• Confirm terminal alignment and secure the plug-in connection fully.
• After installation, cycle the ignition and verify fuel gauge operation.

Quality Assurance

Standard Ignition manufactures this replacement part with complete quality control throughout the production process. The LSF100 is built to deliver consistent fit and reliable fuel level sensing for OE-style service replacement.