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  2. Auto Parts
  3. Air and Fuel Delivery
  4. Gaskets and Sealing Systems
  5. Fuel Pump Seal
  6. ACDelco 12638504

ACDelco 12638504 Fuel Pump Seal

ACDelco 12638504 Fuel Pump Seal

ACDelco
Brand:ACDelco
Part Number: 12638504
UPC: 808709949237
Weight: 0.3 lbs
Condition:New



On Sale:

$17.71

Availability:
8 in Stock
Warehouse: US-4
Quantity:

Product Information

Description:

Get the ACDelco 12638504 Fuel Pump Seal for your vehicle. Buy now and secure your purchase online!

GM Genuine Parts Fuel Pump Seals are designed, engineered, and tested to rigorous standards, and are backed by General Motors. GM Genuine Parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE). ⚠ WARNING: Cancer and Reproductive Harm - https://www.P65Warnings.ca.gov

Features and Benefits:

  • GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
  • GM Genuine Parts are designed, engineered and tested to rigorous standards, and are backed by General Motors
  • GM regularly updates production and service part designs to integrate new materials and technologies
  • Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)

Specifications:

7/15/2022:
B085S65YNC
Height (in):
0.1 in
Length (in):
3.8 in
Programming Required:
No
Weight (lb):
0.01 lb
Width (in):
3.8 in
Country of Origin:
DE

Select a vehicle to narrow ACDelco 12638504 Fuel Pump Seal fitment info!

Last Updated: 05/02/2024

Years Vehicle Per Vehicle Fit NotesFitment Notes

2016

 

2015

 

2014

 

2013

 

2012

 

2011

 

2010

 

2016

 

2015

 

2014

 

2013

 

2012

 

2011

 

2010

 
Chevrolet Express 2500

6.6L V8 Diesel OHV Turbo
1
 
Eng: LGH
8th VIN Digit: L
 

Chevrolet Express 2500



6.6L V8 Diesel OHV Turbo Eng: LGH
8th VIN Digit: L

1 Per Vehicle

2010

 

2009

 

2008

 

2007

 

2010

 

2009

 

2008

 

2007

 
Chevrolet Express 2500

6.6L V8 Diesel OHV Turbo
1
 
Eng: LMM
8th VIN Digit: 6
 

Chevrolet Express 2500



6.6L V8 Diesel OHV Turbo Eng: LMM
8th VIN Digit: 6

1 Per Vehicle

2007

 

2006

 

2007

 

2006

 
Chevrolet Express 2500

6.6L V8 Diesel OHV Turbo
1
 
Eng: LLY
8th VIN Digit: 2
 

Chevrolet Express 2500



6.6L V8 Diesel OHV Turbo Eng: LLY
8th VIN Digit: 2

1 Per Vehicle

2016

 

2015

 

2014

 

2013

 

2012

 

2011

 

2010

 

2016

 

2015

 

2014

 

2013

 

2012

 

2011

 

2010

 
Chevrolet Express 3500

6.6L V8 Diesel OHV Turbo
1
 
Eng: LGH
8th VIN Digit: L
 

Chevrolet Express 3500



6.6L V8 Diesel OHV Turbo Eng: LGH
8th VIN Digit: L

1 Per Vehicle

2010

 

2009

 

2008

 

2007

 

2010

 

2009

 

2008

 

2007

 
Chevrolet Express 3500

6.6L V8 Diesel OHV Turbo
1
 
Eng: LMM
8th VIN Digit: 6
 

Chevrolet Express 3500



6.6L V8 Diesel OHV Turbo Eng: LMM
8th VIN Digit: 6

1 Per Vehicle

2007

 

2006

 

2007

 

2006

 
Chevrolet Express 3500

6.6L V8 Diesel OHV Turbo
1
 
Eng: LLY
8th VIN Digit: 2
 

Chevrolet Express 3500



6.6L V8 Diesel OHV Turbo Eng: LLY
8th VIN Digit: 2

1 Per Vehicle

2016

 

2015

 

2014

 

2013

 

2012

 

2011

 

2010

 

2016

 

2015

 

2014

 

2013

 

2012

 

2011

 

2010

 
Chevrolet Express 4500

6.6L V8 Diesel OHV Turbo
1
 
Eng: LGH
8th VIN Digit: L
 

Chevrolet Express 4500



6.6L V8 Diesel OHV Turbo Eng: LGH
8th VIN Digit: L

1 Per Vehicle

2010

 

2009

 

2010

 

2009

 
Chevrolet Express 4500

6.6L V8 Diesel OHV Turbo
1
 
Eng: LMM
8th VIN Digit: 6
 

Chevrolet Express 4500



6.6L V8 Diesel OHV Turbo Eng: LMM
8th VIN Digit: 6

1 Per Vehicle

2024

 

2023

 

2022

 

2021

 

2024

 

2023

 

2022

 

2021

 
Chevrolet Silverado 2500 HD

6.6L V8 Flex OHV
1
 
SINGLE USE
 

Chevrolet Silverado 2500 HD



6.6L V8 Flex OHV SINGLE USE

1 Per Vehicle

2024

 

2023

 

2022

 

2021

 

2020

 

2024

 

2023

 

2022

 

2021

 

2020

 
Chevrolet Silverado 2500 HD

6.6L V8 Diesel OHV Turbo,
6.6L V8 Gas OHV
1
 
SINGLE USE
 

Chevrolet Silverado 2500 HD



6.6L V8 Diesel OHV Turbo,
6.6L V8 Gas OHV SINGLE USE

1 Per Vehicle

2019

 

2018

 

2017

 

2019

 

2018

 

2017

 
Chevrolet Silverado 2500 HD

6.6L V8 Diesel OHV Turbo
1
 
Eng: L5P
8th VIN Digit: Y
 

Chevrolet Silverado 2500 HD



6.6L V8 Diesel OHV Turbo Eng: L5P
8th VIN Digit: Y

1 Per Vehicle

2016

 

2015

 

2014

 

2013

 

2012

 

2011

 

2016

 

2015

 

2014

 

2013

 

2012

 

2011

 
Chevrolet Silverado 2500 HD

6.6L V8 Diesel OHV Turbo
1
 
Eng: LML
8th VIN Digit: 8
 

Chevrolet Silverado 2500 HD



6.6L V8 Diesel OHV Turbo Eng: LML
8th VIN Digit: 8

1 Per Vehicle

2012

 

2011

 

2012

 

2011

 
Chevrolet Silverado 2500 HD

6.6L V8 Diesel OHV Turbo
1
 
Eng: LGH
8th VIN Digit: L
 

Chevrolet Silverado 2500 HD



6.6L V8 Diesel OHV Turbo Eng: LGH
8th VIN Digit: L

1 Per Vehicle

2010

 

2009

 

2010

 

2009

 
Chevrolet Silverado 2500 HD

6.6L V8 Diesel OHV Turbo
1
 
Eng: LMM
8th VIN Digit: 6
Mfr Code: 1000
 

Chevrolet Silverado 2500 HD



6.6L V8 Diesel OHV Turbo Eng: LMM
8th VIN Digit: 6
Mfr Code: 1000

1 Per Vehicle

2008

 

2007

 

2008

 

2007

 
Chevrolet Silverado 2500 HD

6.6L V8 Diesel OHV Turbo
1
 
Eng: LMM
8th VIN Digit: 6
 

Chevrolet Silverado 2500 HD



6.6L V8 Diesel OHV Turbo Eng: LMM
8th VIN Digit: 6

1 Per Vehicle

2006

 

2006

 
Chevrolet Silverado 2500 HD

6.6L V8 Diesel OHV Turbo
1
 
Eng: LBZ
8th VIN Digit: D
 

Chevrolet Silverado 2500 HD



6.6L V8 Diesel OHV Turbo Eng: LBZ
8th VIN Digit: D

1 Per Vehicle

2006

 

2006

 
Chevrolet Silverado 2500 HD

6.6L V8 Diesel OHV Turbo
1
 
Eng: LLY
8th VIN Digit: 2
 

Chevrolet Silverado 2500 HD



6.6L V8 Diesel OHV Turbo Eng: LLY
8th VIN Digit: 2

1 Per Vehicle

2007

 

2007

 
Chevrolet Silverado 2500 HD Classic

6.6L V8 Diesel OHV Turbo
1
 
Eng: LBZ
8th VIN Digit: D
 

Chevrolet Silverado 2500 HD Classic



6.6L V8 Diesel OHV Turbo Eng: LBZ
8th VIN Digit: D

1 Per Vehicle

2006

 

2006

 
Chevrolet Silverado 3500

6.6L V8 Diesel OHV Turbo
1
 
Eng: LBZ
8th VIN Digit: D
 

Chevrolet Silverado 3500



6.6L V8 Diesel OHV Turbo Eng: LBZ
8th VIN Digit: D

1 Per Vehicle

2006

 

2006

 
Chevrolet Silverado 3500

6.6L V8 Diesel OHV Turbo
1
 
Eng: LLY
8th VIN Digit: 2
 

Chevrolet Silverado 3500



6.6L V8 Diesel OHV Turbo Eng: LLY
8th VIN Digit: 2

1 Per Vehicle

2007

 

2007

 
Chevrolet Silverado 3500 Classic

6.6L V8 Diesel OHV Turbo
1
 
Eng: LBZ
8th VIN Digit: D
 

Chevrolet Silverado 3500 Classic



6.6L V8 Diesel OHV Turbo Eng: LBZ
8th VIN Digit: D

1 Per Vehicle

2024

 

2023

 

2022

 

2021

 

2024

 

2023

 

2022

 

2021

 
Chevrolet Silverado 3500 HD

6.6L V8 Flex OHV
1
 
SINGLE USE
 

Chevrolet Silverado 3500 HD



6.6L V8 Flex OHV SINGLE USE

1 Per Vehicle

2024

 

2023

 

2022

 

2021

 

2020

 

2024

 

2023

 

2022

 

2021

 

2020

 
Chevrolet Silverado 3500 HD

6.6L V8 Diesel OHV Turbo,
6.6L V8 Gas OHV
1
 
SINGLE USE
 

Chevrolet Silverado 3500 HD



6.6L V8 Diesel OHV Turbo,
6.6L V8 Gas OHV SINGLE USE

1 Per Vehicle

2019

 

2018

 

2017

 

2019

 

2018

 

2017

 
Chevrolet Silverado 3500 HD

6.6L V8 Diesel OHV Turbo
1
 
Eng: L5P
8th VIN Digit: Y
 

Chevrolet Silverado 3500 HD



6.6L V8 Diesel OHV Turbo Eng: L5P
8th VIN Digit: Y

1 Per Vehicle

2016

 

2015

 

2014

 

2013

 

2012

 

2011

 

2016

 

2015

 

2014

 

2013

 

2012

 

2011

 
Chevrolet Silverado 3500 HD

6.6L V8 Diesel OHV Turbo
1
 
Eng: LML
8th VIN Digit: 8
 

Chevrolet Silverado 3500 HD



6.6L V8 Diesel OHV Turbo Eng: LML
8th VIN Digit: 8

1 Per Vehicle

2012

 

2011

 

2012

 

2011

 
Chevrolet Silverado 3500 HD

6.6L V8 Diesel OHV Turbo
1
 
Eng: LGH
8th VIN Digit: L
 

Chevrolet Silverado 3500 HD



6.6L V8 Diesel OHV Turbo Eng: LGH
8th VIN Digit: L

1 Per Vehicle

2010

 

2009

 

2010

 

2009

 
Chevrolet Silverado 3500 HD

6.6L V8 Diesel OHV Turbo
1
 
Eng: LMM
8th VIN Digit: 6
Mfr Code: 1000
 

Chevrolet Silverado 3500 HD



6.6L V8 Diesel OHV Turbo Eng: LMM
8th VIN Digit: 6
Mfr Code: 1000

1 Per Vehicle

2008

 

2007

 

2008

 

2007

 
Chevrolet Silverado 3500 HD

6.6L V8 Diesel OHV Turbo
1
 
Eng: LMM
8th VIN Digit: 6
 

Chevrolet Silverado 3500 HD



6.6L V8 Diesel OHV Turbo Eng: LMM
8th VIN Digit: 6

1 Per Vehicle

2016

 

2015

 

2014

 

2013

 

2012

 

2011

 

2010

 

2016

 

2015

 

2014

 

2013

 

2012

 

2011

 

2010

 
GMC Savana 2500

6.6L V8 Diesel OHV Turbo
1
 
Eng: LGH
8th VIN Digit: L
 

GMC Savana 2500



6.6L V8 Diesel OHV Turbo Eng: LGH
8th VIN Digit: L

1 Per Vehicle

2010

 

2009

 

2008

 

2007

 

2010

 

2009

 

2008

 

2007

 
GMC Savana 2500

6.6L V8 Diesel OHV Turbo
1
 
Eng: LMM
8th VIN Digit: 6
 

GMC Savana 2500



6.6L V8 Diesel OHV Turbo Eng: LMM
8th VIN Digit: 6

1 Per Vehicle

2007

 

2006

 

2007

 

2006

 
GMC Savana 2500

6.6L V8 Diesel OHV Turbo
1
 
Eng: LLY
8th VIN Digit: 2
 

GMC Savana 2500



6.6L V8 Diesel OHV Turbo Eng: LLY
8th VIN Digit: 2

1 Per Vehicle

2016

 

2015

 

2014

 

2013

 

2012

 

2011

 

2010

 

2016

 

2015

 

2014

 

2013

 

2012

 

2011

 

2010

 
GMC Savana 3500

6.6L V8 Diesel OHV Turbo
1
 
Eng: LGH
8th VIN Digit: L
 

GMC Savana 3500



6.6L V8 Diesel OHV Turbo Eng: LGH
8th VIN Digit: L

1 Per Vehicle

2010

 

2009

 

2008

 

2007

 

2010

 

2009

 

2008

 

2007

 
GMC Savana 3500

6.6L V8 Diesel OHV Turbo
1
 
Eng: LMM
8th VIN Digit: 6
 

GMC Savana 3500



6.6L V8 Diesel OHV Turbo Eng: LMM
8th VIN Digit: 6

1 Per Vehicle

2007

 

2006

 

2007

 

2006

 
GMC Savana 3500

6.6L V8 Diesel OHV Turbo
1
 
Eng: LLY
8th VIN Digit: 2
 

GMC Savana 3500



6.6L V8 Diesel OHV Turbo Eng: LLY
8th VIN Digit: 2

1 Per Vehicle

2016

 

2015

 

2014

 

2013

 

2012

 

2011

 

2010

 

2016

 

2015

 

2014

 

2013

 

2012

 

2011

 

2010

 
GMC Savana 4500

6.6L V8 Diesel OHV Turbo
1
 
Eng: LGH
8th VIN Digit: L
 

GMC Savana 4500



6.6L V8 Diesel OHV Turbo Eng: LGH
8th VIN Digit: L

1 Per Vehicle

2010

 

2009

 

2010

 

2009

 
GMC Savana 4500

6.6L V8 Diesel OHV Turbo
1
 
Eng: LMM
8th VIN Digit: 6
 

GMC Savana 4500



6.6L V8 Diesel OHV Turbo Eng: LMM
8th VIN Digit: 6

1 Per Vehicle

2024

 

2023

 

2022

 

2021

 

2024

 

2023

 

2022

 

2021

 
GMC Sierra 2500 HD

6.6L V8 Flex OHV
1
 
SINGLE USE
 

GMC Sierra 2500 HD



6.6L V8 Flex OHV SINGLE USE

1 Per Vehicle

2024

 

2023

 

2022

 

2021

 

2020

 

2024

 

2023

 

2022

 

2021

 

2020

 
GMC Sierra 2500 HD

6.6L V8 Diesel OHV Turbo,
6.6L V8 Gas OHV
1
 
SINGLE USE
 

GMC Sierra 2500 HD



6.6L V8 Diesel OHV Turbo,
6.6L V8 Gas OHV SINGLE USE

1 Per Vehicle

2019

 

2018

 

2017

 

2019

 

2018

 

2017

 
GMC Sierra 2500 HD

6.6L V8 Diesel OHV Turbo
1
 
Eng: L5P
8th VIN Digit: Y
 

GMC Sierra 2500 HD



6.6L V8 Diesel OHV Turbo Eng: L5P
8th VIN Digit: Y

1 Per Vehicle

2016

 

2015

 

2014

 

2013

 

2012

 

2011

 

2016

 

2015

 

2014

 

2013

 

2012

 

2011

 
GMC Sierra 2500 HD

6.6L V8 Diesel OHV Turbo
1
 
Eng: LML
8th VIN Digit: 8
 

GMC Sierra 2500 HD



6.6L V8 Diesel OHV Turbo Eng: LML
8th VIN Digit: 8

1 Per Vehicle

2012

 

2011

 

2012

 

2011

 
GMC Sierra 2500 HD

6.6L V8 Diesel OHV Turbo
1
 
Eng: LGH
8th VIN Digit: L
 

GMC Sierra 2500 HD



6.6L V8 Diesel OHV Turbo Eng: LGH
8th VIN Digit: L

1 Per Vehicle

2010

 

2009

 

2010

 

2009

 
GMC Sierra 2500 HD

6.6L V8 Diesel OHV Turbo
1
 
Eng: LMM
8th VIN Digit: 6
Mfr Code: 1000
 

GMC Sierra 2500 HD



6.6L V8 Diesel OHV Turbo Eng: LMM
8th VIN Digit: 6
Mfr Code: 1000

1 Per Vehicle

2008

 

2007

 

2008

 

2007

 
GMC Sierra 2500 HD

6.6L V8 Diesel OHV Turbo
1
 
Eng: LMM
8th VIN Digit: 6
 

GMC Sierra 2500 HD



6.6L V8 Diesel OHV Turbo Eng: LMM
8th VIN Digit: 6

1 Per Vehicle

2006

 

2006

 
GMC Sierra 2500 HD

6.6L V8 Diesel OHV Turbo
1
 
Eng: LBZ
8th VIN Digit: D
 

GMC Sierra 2500 HD



6.6L V8 Diesel OHV Turbo Eng: LBZ
8th VIN Digit: D

1 Per Vehicle

2006

 

2006

 
GMC Sierra 2500 HD

6.6L V8 Diesel OHV Turbo
1
 
Eng: LLY
8th VIN Digit: 2
 

GMC Sierra 2500 HD



6.6L V8 Diesel OHV Turbo Eng: LLY
8th VIN Digit: 2

1 Per Vehicle

2007

 

2007

 
GMC Sierra 2500 HD Classic

6.6L V8 Diesel OHV Turbo
1
 
Eng: LBZ
8th VIN Digit: D
 

GMC Sierra 2500 HD Classic



6.6L V8 Diesel OHV Turbo Eng: LBZ
8th VIN Digit: D

1 Per Vehicle

2006

 

2006

 
GMC Sierra 3500

6.6L V8 Diesel OHV Turbo
1
 
Eng: LBZ
8th VIN Digit: D
 

GMC Sierra 3500



6.6L V8 Diesel OHV Turbo Eng: LBZ
8th VIN Digit: D

1 Per Vehicle

2006

 

2006

 
GMC Sierra 3500

6.6L V8 Diesel OHV Turbo
1
 
Eng: LLY
8th VIN Digit: 2
 

GMC Sierra 3500



6.6L V8 Diesel OHV Turbo Eng: LLY
8th VIN Digit: 2

1 Per Vehicle

2007

 

2007

 
GMC Sierra 3500 Classic

6.6L V8 Diesel OHV Turbo
1
 
Eng: LBZ
8th VIN Digit: D
 

GMC Sierra 3500 Classic



6.6L V8 Diesel OHV Turbo Eng: LBZ
8th VIN Digit: D

1 Per Vehicle

2024

 

2023

 

2022

 

2021

 

2024

 

2023

 

2022

 

2021

 
GMC Sierra 3500 HD

6.6L V8 Flex OHV
1
 
SINGLE USE
 

GMC Sierra 3500 HD



6.6L V8 Flex OHV SINGLE USE

1 Per Vehicle

2024

 

2023

 

2022

 

2021

 

2020

 

2024

 

2023

 

2022

 

2021

 

2020

 
GMC Sierra 3500 HD

6.6L V8 Diesel OHV Turbo,
6.6L V8 Gas OHV
1
 
SINGLE USE
 

GMC Sierra 3500 HD



6.6L V8 Diesel OHV Turbo,
6.6L V8 Gas OHV SINGLE USE

1 Per Vehicle

2019

 

2018

 

2017

 

2019

 

2018

 

2017

 
GMC Sierra 3500 HD

6.6L V8 Diesel OHV Turbo
1
 
Eng: L5P
8th VIN Digit: Y
 

GMC Sierra 3500 HD



6.6L V8 Diesel OHV Turbo Eng: L5P
8th VIN Digit: Y

1 Per Vehicle

2016

 

2015

 

2014

 

2013

 

2012

 

2011

 

2016

 

2015

 

2014

 

2013

 

2012

 

2011

 
GMC Sierra 3500 HD

6.6L V8 Diesel OHV Turbo
1
 
Eng: LML
8th VIN Digit: 8
 

GMC Sierra 3500 HD



6.6L V8 Diesel OHV Turbo Eng: LML
8th VIN Digit: 8

1 Per Vehicle

2012

 

2011

 

2012

 

2011

 
GMC Sierra 3500 HD

6.6L V8 Diesel OHV Turbo
1
 
Eng: LGH
8th VIN Digit: L
 

GMC Sierra 3500 HD



6.6L V8 Diesel OHV Turbo Eng: LGH
8th VIN Digit: L

1 Per Vehicle

2010

 

2009

 

2010

 

2009

 
GMC Sierra 3500 HD

6.6L V8 Diesel OHV Turbo
1
 
Eng: LMM
8th VIN Digit: 6
Mfr Code: 1000
 

GMC Sierra 3500 HD



6.6L V8 Diesel OHV Turbo Eng: LMM
8th VIN Digit: 6
Mfr Code: 1000

1 Per Vehicle

2008

 

2007

 

2008

 

2007

 
GMC Sierra 3500 HD

6.6L V8 Diesel OHV Turbo
1
 
Eng: LMM
8th VIN Digit: 6
 

GMC Sierra 3500 HD



6.6L V8 Diesel OHV Turbo Eng: LMM
8th VIN Digit: 6

1 Per Vehicle