Frequently Asked Questions About Ford LTA / LTL 9000 Truck Fuel Tank Senders

Will these fuel tank senders fit my specific Ford LTA or LTL 9000 model year?

Our fuel tank senders are designed to fit Ford LTA and LTL 9000 series trucks manufactured from 1976 through 1997. However, compatibility can vary based on your specific tank configuration. Most senders work with standard 50, 75, 100, and 150-gallon tanks. We recommend checking your tank depth and sender arm length before ordering. If you're unsure, contact us with your truck's VIN and tank size for verification.

What's the difference between 0-90 ohm and 240-33 ohm senders, and which one do I need?

The ohm rating must match your truck's fuel gauge system. Most Ford LTA/LTL 9000 trucks from 1976-1989 use the 0-90 ohm senders, while 1990-1997 models typically use 240-33 ohm units. Using the wrong ohm rating will cause inaccurate fuel readings. Check your existing sender's specifications or consult your truck's electrical diagram to confirm the correct rating.

How difficult is the installation, and what tools will I need?

Installation typically takes 1-2 hours and requires basic hand tools including a socket set, screwdrivers, and a drain pan. You'll need to drain the fuel tank first for safety. The main challenges are accessing the top of the tank (may require cab tilting on some models) and ensuring proper gasket sealing to prevent leaks. Most units come with new gaskets and mounting hardware. Professional installation is recommended if you're uncomfortable working with fuel systems.

Why is my new sender giving erratic readings or not working at all?

Common issues include improper grounding, bent float arms during installation, or incompatible ohm ratings. Ensure the sender unit has a solid ground connection to the tank. Check that the float arm moves freely without hitting the tank walls. Some aftermarket senders may require calibration adjustments. If problems persist, verify you have the correct ohm rating and that your fuel gauge itself is functioning properly.

Are aftermarket senders as reliable as OEM units?

Quality aftermarket senders from reputable manufacturers can match or exceed OEM reliability at a fraction of the cost. Look for units with stainless steel components, chemical-resistant floats, and proper SAE certification. Many aftermarket options include upgraded materials like better corrosion resistance compared to original equipment. Check warranty coverage - quality units typically offer at least a 1-year warranty.