Gm Fuel Level Sensor Wiring

Doing a voltage drop test on the ground circuit can determine if there is a high resistance path in the ground circuit. 01 chevy silverado fuel gauge does not work 2 different sending units answered by a verified gm mechanic. 2005 chevy silverado fuel.

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Now working with the two smaller gauge wires for the fuel level sensor.

Gm fuel level sensor wiring. However when the sensor itself causes a problem p0452 or a p0453 set for the fuel tank pressure reads low or high respectively. I need the wiring diagram for a fuel pump assembly. Fuel gauge stuck on empty. Altogether it took about 5 hours and.

The wire are different colors from the old unit that being replaced. The fuel sending unit is responsible for what the fuel gauge on your vehicle reads. Airtex is committed to providing the most up to date in depth fuel pump replacement information that professional technicians need to diagnose repair and install todays complex fuel delivery. The older float style which uses a magnet embedded in a float that resides in a tube sending readings of how high in the tank it is floating and there is the newer style that measures electrical resistance of the volume of fuel in the tank.

This fuel tank pressure sensor article covers a boatload of general motors cars and trucks. The level sensor signal wire is purple and sometimes with a white tracer stripe this will match up with the connector purple wire. Buy acdelco 10424733 gm original equipment fuel level sensor wiring harness. Two ways to fix that scrape up some cash and put gas in it or if that doesnt work replace the fuel level sensor in the tank.

There are two types of sending units. Although gm has implemented a virtual sensor on many of their flex fuel vehicles and the logic is present in the e78 it is not a reliable option for those who are looking to push the envelope any. Find out what kind of system you have and verify that voltage to the fuel level sensor is present at the fuel pump wiring harness. I know 2 wires go to the sendingreciving and the other two are the instrument cluster fuel gage and the other the computer.

These automobiles will set a check engine light code in the p0440 range. Sensor options the sensor is logically the most important component to this install. If not repair the open or short in the wiring.