How does the fuel control module work on a truck?

Seems it is on on the heavier trucks with at least a 5.7 in them… this module runs the fuel pump for about 20 seconds until the oil pressure get ups and then the oil pressure switch keeps the fuel pump running. What confused me was, I ASSUMMED that the pump, relay and fuse were good being as they worked at engine start up…

Can a fuel pump module be un fused?

NOPE…… the module is un fused and independent of they fusing… (my stupid fuel pump fuse was blown) I surmised that when my module burnt up it took out the fuse as well.. I replaced the fuse and the world was well again..

How to troubleshoot the fuel pump on a GM 4.3L?

Troubleshooting the fuel pump (GM 4.3L, 5.0L, 5.7L) (for ‘Spider’ fuel system equipped vehicles). How To Test The Fuel Pump On GM TBI Fuel Systems (for throttle body fuel injection fuel system equipped vehicles).

How to install new GM wire harness on fuel pump module?

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What kind of fuel pump does a GMC k1500 have?

Had to do the job twice so not very happy about that, waste of my Sunday. This was a exact fit for my 92 GMC K1500 with a 5.7L VIN K motor. It fixed my low power, runs rough and start / stall issue.

Can a Chevy C / K 1500 run without fuel?

Also I haven’t fully checked the Spark, but the Truck run’s fine when you spray Starting fluid into the Throttle body. Any suggestions on why the truck isn’t accepting the fuel, it cranks fine, just wont run without starting fluid. these trucks have to have between 55-65psi of fuel to run.

How does the fuel control module work on a truck?