Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
Sender Unit And Float: Installation
- Position the sender unit tank in the locator slot and snap the unit into place.NOTE: Verify that the float arm on the sender unit maintains the correct relationship to the pump module by standing the module on a flat, horizontal surface and measuring the distance between the surface and the bottom of the float. Use a 5/32 in. diameter drill as a gage. The gage must freely pass between the float and the horizontal surface with no more than 1/16 in. clearance. Refer to FUEL PUMP MODULE .
To verify the function and calibration of the sending unit, refer to FUEL GAUGE AND TANK SENDER UNIT CALIBRATION AND ELECTRICAL CIRCUIT CHECK .
- Install the electrical connector from the pump module to the sender unit. Push firmly to engage.
- Install the fuel pump module and tank. Refer to FUEL TANK and FUEL PUMP MODULE .
- Perform the "Service Bay Diagnostic Test" for the evaporative emission system using the Tech-2 7000081-SAT3. This test will verify the integrity of the vapor handling areas of the fuel system.
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.
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