GMB Fuel Pump Module Assembly P/N:520-2110
GMB 530-2110 fuel pump module for the 2002-2004 Chevrolet Trailblazer 6-cylinder 4.2L and other vehicles delivers gasoline from the tank to the engine. The fuel sending unit is part of the same assembly.
A worn fuel pump assembly can show up as hard starting, stalling or an inaccurate fuel gauge. Before you replace the module, rule out a blown fuse, a bad relay and damaged wiring, which can produce similar symptoms; if the module is the cause, this one replaces it.
The module is listed for a wide range of Chevrolet, GMC, Buick, Isuzu and Oldsmobile models, led by the 2002-2004 Chevrolet Trailblazer EXT 6-cylinder 4.2L and the 2003-2004 Trailblazer EXT V8 5.3L, and the 2002-2004 GMC Envoy XL 6-cylinder 4.2L and the 2003-2004 Envoy XL V8 5.3L. It is built to OE-level tolerances. The 2002-2004 Chevrolet Trailblazer 6-cylinder 4.2L takes one. To check your exact model and engine, open the "Vehicles it fits" section.
Fit and size
Build and materials
One fuel pump module with its fuel sending unit, one tank seal and one wire harness.
Does GMB 530-2110 fit the 2002-2004 Chevrolet Trailblazer with the 6-cylinder 4.2L engine?
Yes. GMB 530-2110 is listed for the 2002-2004 Chevrolet Trailblazer 6-cylinder 4.2L, and that vehicle takes one. For other models and engines, open the "Vehicles it fits" section and check yours.
What hardware comes with the GMB 530-2110 fuel pump module?
Besides the module and its fuel sending unit, the box holds one tank seal and one wire harness, the hardware needed for installation.
What pressure and flow rating does the GMB 530-2110 fuel pump module have?
GMB 530-2110 is rated for 44 psi maximum pressure and 90 U.S. gallons per hour maximum flow. It runs on 12 volts with an average current draw of 5 amps and is made for gasoline.
How is this GMB fuel pump module tested?
Each module is tested at the factory for leakage and dimensional precision, and tested in-house for pressure and flow rate. Durability testing during development was aimed at longer life.
Can a fuel pump module with a built-in sending unit affect the fuel gauge reading?
Yes, it can. The fuel sending unit is part of the GMB 530-2110 assembly, so a worn unit can give inaccurate gauge readings. A shop can test fuel pressure and the sender.
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