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How do you check fuel pump relay switch?

Updated: 12/19/2022
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Q: How do you check fuel pump relay switch?
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GM vehicles do not have a fuel pump inertia switch. There is nothing to reset. Check the fuse and fuel pump relay.


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The fuel pump relay switch looks like the normal electric switch. The function of fuel pump relay switch is turn the fuel pump on.


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No there is not, Need to check the fuel pump relay and the fuse.


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If the fuel pump relay switch is bad then the fuel pump will not be turned on. Think of the relay like a light switch. If the switch has a bad connection then the light doesnt work.


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Check the electrical plug at the fuel pump for melt-down damage. Check the inertia fuel pump shut down switch. Check the fuse. Check the relay.


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Check all fuses and fuel pump relay. Check the fuel pump inertia cutoff switch in the trunk.


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Chevy trucks DO NOT HAVE a safety switch / Inerita switch. You need to check the fuel pump relay and fuse first. You may just have a bad fuel pump.


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Check there is power to the fuel pump via the connector at the tank. Check fuel pump relay and fuses related to this. Or if there is a fuel cutout switch on this somehwere. If not, then need a fuel pump.


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