Keep fuel moving from the tank to the engine with the Delphi Fuel Pump Module Assembly FG1055, an in-tank, specific-fit replacement for the 2008-2013 Chevrolet Avalanche [V8-5.3L], 2008-2014 Chevrolet Suburban 1500 [V8-5.3L], 2008-2014 GMC Yukon XL 1500 [V8-5.3L], 2009-2014 GMC Yukon XL 1500 [V8-6.2L], 2009-2014 Cadillac Escalade ESV [V8-6.2L], and 2009-2013 Cadillac Escalade EXT [V8-6.2L]. Delphi is a Tier 1 OE manufacturer with more than 80 years building fuel pumps and fuel-delivery parts, and this module is built to Delphi's OE standards, then validated, tested, and matched to the listed applications.
- Complete in-tank module: an electric pump in a plastic housing with two quick-connect outlets and a four-blade terminal connection.
- Built-in components: includes a fuel pressure regulator, internal strainer, float arm, and seal.
- OE-matched sender: empty float height and float retention match OE specifications to support an accurate fuel-gauge reading.
- Efficient draw: designed to pull lower amperage, reducing load on the vehicle's electrical system.
Mounting hardware and a lock ring are not included; consult the vehicle service information for the correct fasteners and whether they may be reused. Delphi advises checking and cleaning the fuel tank during installation. Manufacturer part number FG1055.
Frequently Asked Questions
What is the Delphi FG1055?
It is an in-tank fuel pump module assembly with an electric pump that draws fuel from the tank and delivers it toward the engine on the listed GM SUVs and trucks.
Which vehicles does it fit?
It fits the 2008-2013 Chevrolet Avalanche, 2008-2014 Chevrolet Suburban 1500 and GMC Yukon XL 1500, plus the 2009-2014 Cadillac Escalade ESV and 2009-2013 Cadillac Escalade EXT. See the Buyer's Guide tab for engines.
What comes in the package?
The module ships with a float arm, seal, and instruction sheet, and integrates a fuel pressure regulator and internal strainer. Mounting hardware and a lock ring are not included.
Is it flex-fuel compatible?
The catalog lists the fuel type as Flex, and the assembly is built to Delphi's OE standards for the listed applications.
What are signs the fuel pump module may need replacing?
Hard starting, extended cranking, stalling, loss of power under load, or an inaccurate fuel gauge can be signs. Diagnose the cause first; if the original module is faulty, this replaces it.
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