2000 Chevy S-10 Replacing Fuel Pump

Replacement procedures for your fuel pump are below.

REMOVAL:
Properly relieve the fuel system pressure.
Disconnect the negative battery cable.
Lower the spare tire.

WARNING:
The fuel sender assembly may spring up from the fuel tank. When removing the sender from the fuel tank, keep in mind that the reservoir bucket is full of fuel, so you must tip the sender slightly during removal to avoid damaging the float. Discard the fuel sender O-ring and replace with a new on during installation.

Remove or disconnect the following:
Rear tail lamp assemblies
Frame-to-pickup box bolts
Wiring harness ground wire from the frame
License plate lamp
Fuel filler neck-to-pickup box ground wire and screws
Fuel tank on crew cab models

Pickup box (UNSCREW BOLTS FROM PICKUP BOX & FRAME and UNSCREW SCREWS FROM PICKUP BOX & FILLER NECK TO REMOVE BOX)

Fuel sender electrical connectors
Fuel sender and Evaporative Emission (EVAP) pipes
While holding the module fuel sender down, remove the snapring from the designated slots (1) found on the retainer.

INSTALLATION:
Install a new O-ring on the fuel sender to the tank.
Align the tab on the front of the sender with the slot on the front of the retainer snapring.
Slowly apply pressure to the top of the spring-loaded sender until it aligns flush with the retainer on the tank.

NOTE:
Make sure that the snapring is properly and fully seated in the tab slots.

Install or connect the following:
Snapring into the proper slots
Fuel and EVAP pipes
Electrical connectors
Negative battery cable
Check for fuel leaks as follows:
Turn the ignition ON for 2 seconds.
Turn the ignition OFF for 10 seconds.
Turn the ignition ON.
Check for leaks.
Install or connect the following:
Pickup box to the truck
Filler neck-to-pickup box screws and ground wire
License plate lamp
Wiring harness ground wire to the frame
Frame-to-pickup box bolts and tighten to 52 ft. Lbs. (70 Nm)
Rear tail lamp assemblies.

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