Dorman 911-013 Fuel Level Sensor Instruction Manual

Introduction

This manual provides essential information for the proper installation, operation, and maintenance of your Dorman 911-013 Fuel Level Sensor. This sensor is designed as a direct replacement to match the fit and function of the original equipment on specified vehicles, ensuring accurate fuel level readings and reliable performance.

Vehicle Compatibility

The Dorman 911-013 Fuel Level Sensor is compatible with the following vehicle models and years. Always verify fitment for your specific vehicle's make, model, and trim level before installation.

• Buick Rainier: 2005, 2006, 2007
• Chevrolet Trailblazer: 2005, 2006, 2007, 2008, 2009
• GMC Envoy: 2005, 2006, 2007, 2008, 2009
• Isuzu Ascender: 2005, 2006, 2007, 2008
• Saab 9-7x: 2005, 2006, 2007, 2008, 2009

Package Contents

Upon opening the package, please ensure all the following components are present:

• Fuel Level Sensor
• Float and Arm
• Delivery Module Gasket
• Connector Locking Tabs

Image: The Dorman 911-013 Fuel Level Sensor, showing the main sensor unit, the float and arm mechanism, and a circular gasket.

Setup and Installation

Installation of a fuel level sensor typically involves working with the vehicle's fuel system. Due to the complexity and safety considerations, professional installation by a qualified mechanic is highly recommended. If you choose to perform the installation yourself, proceed with caution and ensure you have the necessary tools and expertise.

General Installation Steps (Consult Vehicle Service Manual for Specifics):

1. Safety First: Disconnect the vehicle's battery. Ensure the vehicle is in a well-ventilated area and there are no open flames or ignition sources nearby. Wear appropriate personal protective equipment (PPE).
2. Access the Fuel Tank: Depending on the vehicle, this may involve lifting the vehicle and removing components to access the top of the fuel tank.
3. Relieve Fuel System Pressure: Follow your vehicle's service manual to safely relieve pressure from the fuel system.
4. Disconnect Electrical Connectors: Carefully disconnect the electrical connectors from the existing fuel level sensor or fuel pump module.
5. Remove Old Sensor: Remove the retaining ring or bolts securing the old fuel level sensor/module to the fuel tank. Carefully extract the old unit, being mindful of any remaining fuel.
6. Install New Sensor: Install the new Dorman 911-013 Fuel Level Sensor, ensuring the new gasket is properly seated to prevent leaks. Secure it with the retaining ring or bolts.
7. Connect Electrical: Reconnect all electrical connectors securely.
8. Reassemble: Reinstall any components removed to access the fuel tank.
9. Test System: Reconnect the battery. Turn the ignition to the ON position (without starting the engine) and check for any fuel leaks. Start the engine and verify the fuel gauge operates correctly.

Important: Always refer to your specific vehicle's service manual for detailed, model-specific installation instructions and torque specifications.

Operation

The Dorman 911-013 Fuel Level Sensor operates automatically to measure the amount of fuel in your vehicle's fuel tank. The float mechanism rises and falls with the fuel level, sending an electrical signal to the vehicle's fuel gauge or engine control unit (ECU). This signal is then translated into the fuel level displayed on your dashboard.

• Accurate Readings: Once installed correctly, the sensor provides accurate and consistent fuel level data.
• Automatic Function: No user intervention is required for the sensor's operation after installation.

Maintenance

The Dorman 911-013 Fuel Level Sensor is designed for long-term, maintenance-free operation. Regular maintenance is generally not required for the sensor itself. However, ensuring the overall health of your vehicle's fuel system can contribute to the sensor's longevity and accurate function.

• Fuel Quality: Using clean, high-quality fuel can prevent sediment buildup that might interfere with the float mechanism over extended periods.
• System Integrity: Periodically inspect fuel lines and connections for leaks or damage, which could indirectly affect sensor performance or lead to other fuel system issues.
• Professional Inspection: During routine vehicle maintenance, a qualified technician can inspect the fuel system components, including the sensor, for any signs of wear or malfunction.

Troubleshooting

If you experience issues with your fuel level gauge after installing the Dorman 911-013 sensor, consider the following common troubleshooting steps:

• Inaccurate Fuel Gauge Reading:
  • Check Electrical Connections: Ensure all electrical connectors to the sensor and fuel pump module are securely attached and free from corrosion.
  • Verify Float Movement: If possible and safe to do so, ensure the float arm moves freely without obstruction within the fuel tank.
  • Inspect Wiring: Check for any damaged or pinched wires leading to the fuel level sensor.
  • Gauge Malfunction: The issue might be with the fuel gauge itself or the vehicle's instrument cluster, not the sensor.
• Check Engine Light (CEL) Related to Fuel System:
  • Diagnostic Scan: Use an OBD-II scanner to retrieve diagnostic trouble codes (DTCs). Codes related to the fuel level sensor (e.g., P0460, P0461) can help pinpoint the problem.
  • Gasket Seal: An improperly sealed gasket during installation can cause evaporative emissions system (EVAP) leaks, triggering a CEL.
• No Fuel Gauge Movement:
  • Power Supply: Confirm the sensor is receiving proper power and ground connections.
  • Fuse Check: Check the vehicle's fuse box for any blown fuses related to the fuel system or instrument cluster.

If troubleshooting steps do not resolve the issue, it is recommended to consult a professional automotive technician for diagnosis and repair.

Specifications

Warranty Information

Dorman products are engineered for durability and reliable performance. For specific warranty details regarding your Dorman 911-013 Fuel Level Sensor, please refer to the warranty documentation included with your purchase or visit the official Dorman Products website. Dorman stands by its products, offering solutions that meet or exceed original equipment standards.

Customer Support

If you require further assistance, have questions about installation, or need to report a product issue, please contact Dorman Products customer support. You can find contact information and additional resources on the official Dorman website:

Dorman Products Official Website: www.dormanproducts.com

When contacting support, please have your product model number (911-013) and purchase details readily available.