Spectra SP6646M Fuel Pump Module Assembly

Brand Spectra SP6646M
Fits Chevrolet and GMC · 29 vehicles

Direct replacement. Built for straightforward service in listed fuel delivery applications.

Quality-controlled build. Manufactured with engineering and inspection processes for consistent performance.

Cross-references Bosch 67795, Carter P76851M and Delphi FG1519 for the same application. See all 17.

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Fuel Pump Module Assembly Overview

The Spectra SP6646M fuel pump module assembly is built for direct replacement service in select Chevrolet and GMC trucks. It is engineered with manufacturing controls and quality checks aimed at consistent fuel delivery performance.

Fits 2010-2013 Chevrolet Cheyenne, N/A. Fits 2010-2013 Chevrolet Silverado 1500, N/A. Fits 2011-2013 Chevrolet Silverado 2500, N/A. Fits 2011-2013 GMC Sierra, N/A. Fits 2010-2013 GMC Sierra 1500, N/A.

Key Features

  • Fuel pump module assembly for air and fuel delivery service
  • Direct replacement format for listed applications
  • Built with Spectra Premium engineering and quality control processes
  • Part number SP6646M for catalog and fitment lookup

Detailed Description

The SP6646M is a fuel pump module assembly for Chevrolet and GMC applications that require an in-tank fuel delivery unit. It is a practical replacement choice for trucks that need restored fuel supply, stable engine operation, or correction of fuel system faults tied to a worn module. This part number, SP6646M, is associated with select Chevrolet Silverado and GMC Sierra applications, including the Chevrolet Cheyenne and Silverado 1500/2500 coverage listed above.

This part cross-references Bosch 67795 and Carter P76851M for the same application.

What It Helps Address

  • Hard starting caused by a weak fuel pump module
  • Engine stalling from inconsistent fuel delivery
  • Loss of fuel pressure in the tank-mounted fuel system
  • Fuel system drivability issues tied to module wear

Installation Notes and Tips

Before installation, inspect and clean the fuel tank thoroughly. The fitment notes state that the fuel tank lock ring and seal must be replaced to avoid voiding warranty coverage, and the internal strainer is included. Confirm the vehicle application and match the part number SP6646M before service.

Quality Assurance

Spectra Premium fuel modules are manufactured with engineering, production technology, and quality control processes intended to meet demanding performance expectations.

This part fits 29 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelBody TypeBed LengthLitersCylindersFuel TypeNotes
2013ChevroletCheyenneStandard Cab Pickup6' 6" Foot Bed5.3LV8—Internal Strainer Included; Failure To Replace The Fuel Tank Lock Ring And Seal Will Void Warranty; Fuel Tank Must Be Inspected And Clean Prior To Installation
2013ChevroletSilverado 1500Standard Cab Pickup6' 6" Foot Bed5.3LV8FLEXInternal Strainer Included; Failure To Replace The Fuel Tank Lock Ring And Seal Will Void Warranty; Fuel Tank Must Be Inspected And Clean Prior To Installation
2013ChevroletSilverado 1500Standard Cab Pickup6' 6" Foot Bed4.8LV8FLEXInternal Strainer Included; Failure To Replace The Fuel Tank Lock Ring And Seal Will Void Warranty; Fuel Tank Must Be Inspected And Clean Prior To Installation
2013ChevroletSilverado 2500Standard Cab Pickup6' 6" Foot Bed5.3LV8—Internal Strainer Included; Failure To Replace The Fuel Tank Lock Ring And Seal Will Void Warranty; Fuel Tank Must Be Inspected And Clean Prior To Installation
2013ChevroletSilverado 2500Standard Cab Pickup6' 6" Foot Bed4.8LV8—Internal Strainer Included; Failure To Replace The Fuel Tank Lock Ring And Seal Will Void Warranty; Fuel Tank Must Be Inspected And Clean Prior To Installation
2013GMCSierraStandard Cab Pickup6' 6" Foot Bed5.3LV8—Internal Strainer Included; Failure To Replace The Fuel Tank Lock Ring And Seal Will Void Warranty; Fuel Tank Must Be Inspected And Clean Prior To Installation
2013GMCSierra 1500Standard Cab Pickup6' 6" Foot Bed5.3LV8FLEXInternal Strainer Included; Failure To Replace The Fuel Tank Lock Ring And Seal Will Void Warranty; Fuel Tank Must Be Inspected And Clean Prior To Installation
2013GMCSierra 1500Standard Cab Pickup6' 6" Foot Bed4.8LV8FLEXInternal Strainer Included; Failure To Replace The Fuel Tank Lock Ring And Seal Will Void Warranty; Fuel Tank Must Be Inspected And Clean Prior To Installation
2012ChevroletCheyenneStandard Cab Pickup6' 6" Foot Bed5.3LV8—Internal Strainer Included; Failure To Replace The Fuel Tank Lock Ring And Seal Will Void Warranty; Fuel Tank Must Be Inspected And Clean Prior To Installation
2012ChevroletSilverado 1500Standard Cab Pickup6' 6" Foot Bed5.3LV8FLEXInternal Strainer Included; Failure To Replace The Fuel Tank Lock Ring And Seal Will Void Warranty; Fuel Tank Must Be Inspected And Clean Prior To Installation
2012ChevroletSilverado 1500Standard Cab Pickup6' 6" Foot Bed4.8LV8FLEXInternal Strainer Included; Failure To Replace The Fuel Tank Lock Ring And Seal Will Void Warranty; Fuel Tank Must Be Inspected And Clean Prior To Installation
2012ChevroletSilverado 2500Standard Cab Pickup6' 6" Foot Bed5.3LV8—Internal Strainer Included; Failure To Replace The Fuel Tank Lock Ring And Seal Will Void Warranty; Fuel Tank Must Be Inspected And Clean Prior To Installation
2012ChevroletSilverado 2500Standard Cab Pickup6' 6" Foot Bed4.8LV8—Internal Strainer Included; Failure To Replace The Fuel Tank Lock Ring And Seal Will Void Warranty; Fuel Tank Must Be Inspected And Clean Prior To Installation
2012GMCSierraStandard Cab Pickup6' 6" Foot Bed5.3LV8—Internal Strainer Included; Failure To Replace The Fuel Tank Lock Ring And Seal Will Void Warranty; Fuel Tank Must Be Inspected And Clean Prior To Installation
2012GMCSierra 1500Standard Cab Pickup6' 6" Foot Bed5.3LV8FLEXInternal Strainer Included; Failure To Replace The Fuel Tank Lock Ring And Seal Will Void Warranty; Fuel Tank Must Be Inspected And Clean Prior To Installation
2012GMCSierra 1500Standard Cab Pickup6' 6" Foot Bed4.8LV8FLEXInternal Strainer Included; Failure To Replace The Fuel Tank Lock Ring And Seal Will Void Warranty; Fuel Tank Must Be Inspected And Clean Prior To Installation
2011ChevroletCheyenneStandard Cab Pickup6' 6" Foot Bed5.3LV8—Internal Strainer Included; Failure To Replace The Fuel Tank Lock Ring And Seal Will Void Warranty; Fuel Tank Must Be Inspected And Clean Prior To Installation
2011ChevroletSilverado 1500Standard Cab Pickup6' 6" Foot Bed5.3LV8FLEXInternal Strainer Included; Failure To Replace The Fuel Tank Lock Ring And Seal Will Void Warranty; Fuel Tank Must Be Inspected And Clean Prior To Installation
2011ChevroletSilverado 1500Standard Cab Pickup6' 6" Foot Bed4.8LV8FLEXInternal Strainer Included; Failure To Replace The Fuel Tank Lock Ring And Seal Will Void Warranty; Fuel Tank Must Be Inspected And Clean Prior To Installation
2011ChevroletSilverado 2500Standard Cab Pickup6' 6" Foot Bed5.3LV8—Internal Strainer Included; Failure To Replace The Fuel Tank Lock Ring And Seal Will Void Warranty; Fuel Tank Must Be Inspected And Clean Prior To Installation
2011ChevroletSilverado 2500Standard Cab Pickup6' 6" Foot Bed4.8LV8—Internal Strainer Included; Failure To Replace The Fuel Tank Lock Ring And Seal Will Void Warranty; Fuel Tank Must Be Inspected And Clean Prior To Installation
2011GMCSierraStandard Cab Pickup6' 6" Foot Bed5.3LV8—Internal Strainer Included; Failure To Replace The Fuel Tank Lock Ring And Seal Will Void Warranty; Fuel Tank Must Be Inspected And Clean Prior To Installation
2011GMCSierra 1500Standard Cab Pickup6' 6" Foot Bed5.3LV8FLEXInternal Strainer Included; Failure To Replace The Fuel Tank Lock Ring And Seal Will Void Warranty; Fuel Tank Must Be Inspected And Clean Prior To Installation
2011GMCSierra 1500Standard Cab Pickup6' 6" Foot Bed4.8LV8FLEXInternal Strainer Included; Failure To Replace The Fuel Tank Lock Ring And Seal Will Void Warranty; Fuel Tank Must Be Inspected And Clean Prior To Installation
2010ChevroletCheyenneStandard Cab Pickup6' 6" Foot Bed5.3LV8—Internal Strainer Included; Failure To Replace The Fuel Tank Lock Ring And Seal Will Void Warranty; Fuel Tank Must Be Inspected And Clean Prior To Installation
2010ChevroletSilverado 1500Standard Cab Pickup6' 6" Foot Bed5.3LV8FLEXInternal Strainer Included; Failure To Replace The Fuel Tank Lock Ring And Seal Will Void Warranty; Fuel Tank Must Be Inspected And Clean Prior To Installation
2010ChevroletSilverado 1500Standard Cab Pickup6' 6" Foot Bed4.8LV8FLEXInternal Strainer Included; Failure To Replace The Fuel Tank Lock Ring And Seal Will Void Warranty; Fuel Tank Must Be Inspected And Clean Prior To Installation
2010GMCSierra 1500Standard Cab Pickup6' 6" Foot Bed5.3LV8FLEXInternal Strainer Included; Failure To Replace The Fuel Tank Lock Ring And Seal Will Void Warranty; Fuel Tank Must Be Inspected And Clean Prior To Installation
2010GMCSierra 1500Standard Cab Pickup6' 6" Foot Bed4.8LV8FLEXInternal Strainer Included; Failure To Replace The Fuel Tank Lock Ring And Seal Will Void Warranty; Fuel Tank Must Be Inspected And Clean Prior To Installation
Directly replaces or cross-references 17 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Bosch — 67795Carter — P76851MDelphi — FG15192920740401074319256049192563871925845419301219A30470C0381ME4009MM10266M10272MU1939TNKSP6646MTU4005