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  2. Auto Parts
  3. Transfer Case
  4. Gaskets and Sealing Systems
  5. Transfer Case Oil Pump Screen O-Ring
  6. ACDelco 12478088 for 2006

ACDelco 12478088 Transfer Case Oil Pump Screen O-Ring
for 2006 (please select make/model)

ACDelco

 
Brand:ACDelco
Part Number: 12478088
UPC: 195491192362
Weight: 0.01 lbs
Condition:New



On Sale:

$8.57

Availability:
4 in Stock
Warehouse: US-12
Quantity:

Product Information

Description:

Get the ACDelco 12478088 Transfer Case Oil Pump Screen O-Ring for your 2006. Buy now and secure your purchase online!

GM Genuine Parts Multi Purpose O-Rings 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:

Inside Diameter:
0.37 in.
Inside Diameter:
9.37 mm
Material:
Rubber
Outside Diameter:
0.5 in.
Outside Diameter:
12.8 mm
Programming Required:
No
Seal Type:
O-Ring
Shape:
Round
Thickness:
0.08 in.
Thickness:
1.95 mm
Country of Origin:
MX

Select a vehicle to narrow ACDelco 12478088 Transfer Case Oil Pump Screen O-Ring fitment info!

Last Updated: 05/30/2024

Years Vehicle Per Vehicle Fit NotesFitment Notes

2006

 

2005

 

2006

 

2005

 
Chevrolet Avalanche 1500

5.3L V8 Flex OHV
1
 
O-RING
2 SPEED MANUAL SHIFT TRANSFER CASE(NP2)
4WD
 

Chevrolet Avalanche 1500



5.3L V8 Flex OHV O-RING
2 SPEED MANUAL SHIFT TRANSFER CASE(NP2)
4WD

1 Per Vehicle

2006

 

2005

 

2004

 

2003

 

2002

 

2006

 

2005

 

2004

 

2003

 

2002

 
Chevrolet Avalanche 1500

5.3L V8 Gas OHV
1
 
O-RING
2 SPEED MANUAL SHIFT TRANSFER CASE(NP2)
4WD
 

Chevrolet Avalanche 1500



5.3L V8 Gas OHV O-RING
2 SPEED MANUAL SHIFT TRANSFER CASE(NP2)
4WD

1 Per Vehicle

2006

 

2005

 

2004

 

2006

 

2005

 

2004

 
Chevrolet Silverado 1500

5.3L V8 FULL HYBRID EV-Gas FHEV OHV,
6.0L V8 Gas OHV
1
 
O-RING
2 SPEED MANUAL SHIFT TRANSFER CASE(NP2)
Mfr Code: 4L60-E
4WD
 

Chevrolet Silverado 1500



5.3L V8 FULL HYBRID EV-Gas FHEV OHV,
6.0L V8 Gas OHV O-RING
2 SPEED MANUAL SHIFT TRANSFER CASE(NP2)
Mfr Code: 4L60-E
4WD

1 Per Vehicle

2006

 

2005

 

2004

 

2003

 

2002

 

2006

 

2005

 

2004

 

2003

 

2002

 
Chevrolet Silverado 1500

4.3L V6 Gas OHV,
4.8L V8 Gas OHV,
5.3L V8 Flex OHV,
5.3L V8 Gas OHV
1
 
O-RING
2 SPEED MANUAL SHIFT TRANSFER CASE(NP2)
Mfr Code: 4L60-E
4WD
 

Chevrolet Silverado 1500



4.3L V6 Gas OHV,
4.8L V8 Gas OHV,
5.3L V8 Flex OHV,
5.3L V8 Gas OHV O-RING
2 SPEED MANUAL SHIFT TRANSFER CASE(NP2)
Mfr Code: 4L60-E
4WD

1 Per Vehicle

2006

 

2005

 

2004

 

2006

 

2005

 

2004

 
Chevrolet Silverado 2500 HD

6.0L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
8.1L V8 Gas OHV
1
 
O-RING
2 SPEED MANUAL SHIFT TRANSFER CASE(NP2)
Mfr Code: 1000
4WD
 

Chevrolet Silverado 2500 HD



6.0L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
8.1L V8 Gas OHV O-RING
2 SPEED MANUAL SHIFT TRANSFER CASE(NP2)
Mfr Code: 1000
4WD

1 Per Vehicle

2006

 

2005

 

2004

 

2006

 

2005

 

2004

 
Chevrolet Silverado 2500 HD

6.0L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
8.1L V8 Gas OHV
1
 
O-RING
2 SPEED MANUAL SHIFT TRANSFER CASE(NP2)
Mfr Code: S6-650
4WD
 

Chevrolet Silverado 2500 HD



6.0L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
8.1L V8 Gas OHV O-RING
2 SPEED MANUAL SHIFT TRANSFER CASE(NP2)
Mfr Code: S6-650
4WD

1 Per Vehicle

2006

 

2005

 

2004

 

2006

 

2005

 

2004

 
Chevrolet Silverado 2500 HD

6.0L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
8.1L V8 Gas OHV
1
 
O-RING
ELECTRIC SHIFT 2 SPEED TRANSFER CASE(NP1)
Mfr Code: 1000
4WD
 

Chevrolet Silverado 2500 HD



6.0L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
8.1L V8 Gas OHV O-RING
ELECTRIC SHIFT 2 SPEED TRANSFER CASE(NP1)
Mfr Code: 1000
4WD

1 Per Vehicle

2006

 

2005

 

2004

 

2003

 

2002

 

2006

 

2005

 

2004

 

2003

 

2002

 
Chevrolet Silverado 2500 HD

6.0L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
8.1L V8 Gas OHV
1
 
O-RING
ELECTRIC SHIFT 2 SPEED TRANSFER CASE(NP1)
Mfr Code: 4L80-E
4WD
 

Chevrolet Silverado 2500 HD



6.0L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
8.1L V8 Gas OHV O-RING
ELECTRIC SHIFT 2 SPEED TRANSFER CASE(NP1)
Mfr Code: 4L80-E
4WD

1 Per Vehicle

2006

 

2005

 

2004

 

2006

 

2005

 

2004

 
Chevrolet Silverado 3500

6.0L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
8.1L V8 Gas OHV
1
 
O-RING
2 SPEED MANUAL SHIFT TRANSFER CASE(NP2)
Mfr Code: 1000
4WD
 

Chevrolet Silverado 3500



6.0L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
8.1L V8 Gas OHV O-RING
2 SPEED MANUAL SHIFT TRANSFER CASE(NP2)
Mfr Code: 1000
4WD

1 Per Vehicle

2006

 

2005

 

2004

 

2006

 

2005

 

2004

 
Chevrolet Silverado 3500

6.0L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
8.1L V8 Gas OHV
1
 
O-RING
2 SPEED MANUAL SHIFT TRANSFER CASE(NP2)
Mfr Code: S6-650
4WD
 

Chevrolet Silverado 3500



6.0L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
8.1L V8 Gas OHV O-RING
2 SPEED MANUAL SHIFT TRANSFER CASE(NP2)
Mfr Code: S6-650
4WD

1 Per Vehicle

2006

 

2005

 

2004

 

2006

 

2005

 

2004

 
Chevrolet Silverado 3500

6.0L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
8.1L V8 Gas OHV
1
 
O-RING
ELECTRIC SHIFT 2 SPEED TRANSFER CASE(NP1)
Mfr Code: 1000
4WD
 

Chevrolet Silverado 3500



6.0L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
8.1L V8 Gas OHV O-RING
ELECTRIC SHIFT 2 SPEED TRANSFER CASE(NP1)
Mfr Code: 1000
4WD

1 Per Vehicle

2006

 

2005

 

2004

 

2003

 

2002

 

2006

 

2005

 

2004

 

2003

 

2002

 
Chevrolet Silverado 3500

6.0L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
8.1L V8 Gas OHV
1
 
O-RING
ELECTRIC SHIFT 2 SPEED TRANSFER CASE(NP1)
Mfr Code: 4L80-E
4WD
 

Chevrolet Silverado 3500



6.0L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
8.1L V8 Gas OHV O-RING
ELECTRIC SHIFT 2 SPEED TRANSFER CASE(NP1)
Mfr Code: 4L80-E
4WD

1 Per Vehicle

2006

 

2006

 
Chevrolet Suburban 1500

5.3L V8 Flex OHV,
5.3L V8 Gas OHV
1
 
O-RING
2 SPEED MANUAL SHIFT TRANSFER CASE(NP2)
Mfr Code: 4L60-E
4WD
 

Chevrolet Suburban 1500



5.3L V8 Flex OHV,
5.3L V8 Gas OHV O-RING
2 SPEED MANUAL SHIFT TRANSFER CASE(NP2)
Mfr Code: 4L60-E
4WD

1 Per Vehicle

2006

 

2005

 

2004

 

2003

 

2006

 

2005

 

2004

 

2003

 
Chevrolet Suburban 2500

6.0L V8 Gas OHV,
8.1L V8 Gas OHV
1
 
O-RING
ELECTRIC SHIFT 2 SPEED TRANSFER CASE(NP1)
Mfr Code: 4L80-E
4WD
 

Chevrolet Suburban 2500



6.0L V8 Gas OHV,
8.1L V8 Gas OHV O-RING
ELECTRIC SHIFT 2 SPEED TRANSFER CASE(NP1)
Mfr Code: 4L80-E
4WD

1 Per Vehicle

2007

 

2006

 

2005

 

2004

 

2003

 

2002

 

2007

 

2006

 

2005

 

2004

 

2003

 

2002

 
Chevrolet Tahoe

4.8L V8 Gas OHV,
5.3L V8 Flex OHV,
5.3L V8 Gas OHV
1
 
O-RING
2 SPEED MANUAL SHIFT TRANSFER CASE(NP2)
4WD
 

Chevrolet Tahoe



4.8L V8 Gas OHV,
5.3L V8 Flex OHV,
5.3L V8 Gas OHV O-RING
2 SPEED MANUAL SHIFT TRANSFER CASE(NP2)
4WD

1 Per Vehicle

2006

 

2005

 

2006

 

2005

 
GMC Sierra 1500

5.3L V8 FULL HYBRID EV-Gas FHEV OHV
1
 
O-RING
2 SPEED MANUAL SHIFT TRANSFER CASE(NP2)
Mfr Code: 4L60-E
4WD
 

GMC Sierra 1500



5.3L V8 FULL HYBRID EV-Gas FHEV OHV O-RING
2 SPEED MANUAL SHIFT TRANSFER CASE(NP2)
Mfr Code: 4L60-E
4WD

1 Per Vehicle

2006

 

2005

 

2004

 

2006

 

2005

 

2004

 
GMC Sierra 1500

6.0L V8 Gas OHV
1
 
O-RING
2 SPEED MANUAL SHIFT TRANSFER CASE(NP2)
Mfr Code: 4L60-E
4WD
 

GMC Sierra 1500



6.0L V8 Gas OHV O-RING
2 SPEED MANUAL SHIFT TRANSFER CASE(NP2)
Mfr Code: 4L60-E
4WD

1 Per Vehicle

2006

 

2005

 

2004

 

2003

 

2002

 

2006

 

2005

 

2004

 

2003

 

2002

 
GMC Sierra 1500

4.3L V6 Gas OHV,
4.8L V8 Gas OHV,
5.3L V8 Flex OHV,
5.3L V8 Gas OHV
1
 
O-RING
2 SPEED MANUAL SHIFT TRANSFER CASE(NP2)
Mfr Code: 4L60-E
4WD
 

GMC Sierra 1500



4.3L V6 Gas OHV,
4.8L V8 Gas OHV,
5.3L V8 Flex OHV,
5.3L V8 Gas OHV O-RING
2 SPEED MANUAL SHIFT TRANSFER CASE(NP2)
Mfr Code: 4L60-E
4WD

1 Per Vehicle

2006

 

2005

 

2004

 

2006

 

2005

 

2004

 
GMC Sierra 2500 HD

6.0L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
8.1L V8 Gas OHV
1
 
O-RING
2 SPEED MANUAL SHIFT TRANSFER CASE(NP2)
Mfr Code: 1000
4WD
 

GMC Sierra 2500 HD



6.0L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
8.1L V8 Gas OHV O-RING
2 SPEED MANUAL SHIFT TRANSFER CASE(NP2)
Mfr Code: 1000
4WD

1 Per Vehicle

2006

 

2005

 

2004

 

2006

 

2005

 

2004

 
GMC Sierra 2500 HD

6.0L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
8.1L V8 Gas OHV
1
 
O-RING
2 SPEED MANUAL SHIFT TRANSFER CASE(NP2)
Mfr Code: S6-650
4WD
 

GMC Sierra 2500 HD



6.0L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
8.1L V8 Gas OHV O-RING
2 SPEED MANUAL SHIFT TRANSFER CASE(NP2)
Mfr Code: S6-650
4WD

1 Per Vehicle

2006

 

2005

 

2004

 

2006

 

2005

 

2004

 
GMC Sierra 2500 HD

6.0L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
8.1L V8 Gas OHV
1
 
O-RING
ELECTRIC SHIFT 2 SPEED TRANSFER CASE(NP1)
Mfr Code: 1000
4WD
 

GMC Sierra 2500 HD



6.0L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
8.1L V8 Gas OHV O-RING
ELECTRIC SHIFT 2 SPEED TRANSFER CASE(NP1)
Mfr Code: 1000
4WD

1 Per Vehicle

2006

 

2005

 

2004

 

2003

 

2002

 

2006

 

2005

 

2004

 

2003

 

2002

 
GMC Sierra 2500 HD

6.0L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
8.1L V8 Gas OHV
1
 
O-RING
ELECTRIC SHIFT 2 SPEED TRANSFER CASE(NP1)
Mfr Code: 4L80-E
4WD
 

GMC Sierra 2500 HD



6.0L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
8.1L V8 Gas OHV O-RING
ELECTRIC SHIFT 2 SPEED TRANSFER CASE(NP1)
Mfr Code: 4L80-E
4WD

1 Per Vehicle

2006

 

2005

 

2004

 

2006

 

2005

 

2004

 
GMC Sierra 3500

6.0L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
8.1L V8 Gas OHV
1
 
O-RING
2 SPEED MANUAL SHIFT TRANSFER CASE(NP2)
Mfr Code: 1000
4WD
 

GMC Sierra 3500



6.0L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
8.1L V8 Gas OHV O-RING
2 SPEED MANUAL SHIFT TRANSFER CASE(NP2)
Mfr Code: 1000
4WD

1 Per Vehicle

2006

 

2005

 

2004

 

2006

 

2005

 

2004

 
GMC Sierra 3500

6.0L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
8.1L V8 Gas OHV
1
 
O-RING
2 SPEED MANUAL SHIFT TRANSFER CASE(NP2)
Mfr Code: S6-650
4WD
 

GMC Sierra 3500



6.0L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
8.1L V8 Gas OHV O-RING
2 SPEED MANUAL SHIFT TRANSFER CASE(NP2)
Mfr Code: S6-650
4WD

1 Per Vehicle

2006

 

2005

 

2004

 

2006

 

2005

 

2004

 
GMC Sierra 3500

6.0L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
8.1L V8 Gas OHV
1
 
O-RING
ELECTRIC SHIFT 2 SPEED TRANSFER CASE(NP1)
Mfr Code: 1000
4WD
 

GMC Sierra 3500



6.0L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
8.1L V8 Gas OHV O-RING
ELECTRIC SHIFT 2 SPEED TRANSFER CASE(NP1)
Mfr Code: 1000
4WD

1 Per Vehicle

2006

 

2005

 

2004

 

2003

 

2002

 

2006

 

2005

 

2004

 

2003

 

2002

 
GMC Sierra 3500

6.0L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
8.1L V8 Gas OHV
1
 
O-RING
ELECTRIC SHIFT 2 SPEED TRANSFER CASE(NP1)
Mfr Code: 4L80-E
4WD
 

GMC Sierra 3500



6.0L V8 Gas OHV,
6.6L V8 Diesel OHV Turbo,
8.1L V8 Gas OHV O-RING
ELECTRIC SHIFT 2 SPEED TRANSFER CASE(NP1)
Mfr Code: 4L80-E
4WD

1 Per Vehicle

2006

 

2005

 

2004

 

2003

 

2002

 

2006

 

2005

 

2004

 

2003

 

2002

 
GMC Yukon

4.8L V8 Gas OHV,
5.3L V8 Flex OHV,
5.3L V8 Gas OHV
1
 
O-RING
2 SPEED MANUAL SHIFT TRANSFER CASE(NP2)
Mfr Code: 4L60-E
4WD
 

GMC Yukon



4.8L V8 Gas OHV,
5.3L V8 Flex OHV,
5.3L V8 Gas OHV O-RING
2 SPEED MANUAL SHIFT TRANSFER CASE(NP2)
Mfr Code: 4L60-E
4WD

1 Per Vehicle

2006

 

2005

 

2004

 

2003

 

2002

 

2006

 

2005

 

2004

 

2003

 

2002

 
GMC Yukon XL 1500

5.3L V8 Flex OHV,
5.3L V8 Gas OHV
1
 
O-RING
2 SPEED MANUAL SHIFT TRANSFER CASE(NP2)
Mfr Code: 4L60-E
4WD
 

GMC Yukon XL 1500



5.3L V8 Flex OHV,
5.3L V8 Gas OHV O-RING
2 SPEED MANUAL SHIFT TRANSFER CASE(NP2)
Mfr Code: 4L60-E
4WD

1 Per Vehicle

2006

 

2005

 

2004

 

2003

 

2006

 

2005

 

2004

 

2003

 
GMC Yukon XL 2500

6.0L V8 Gas OHV,
8.1L V8 Gas OHV
1
 
O-RING
ELECTRIC SHIFT 2 SPEED TRANSFER CASE(NP1)
Mfr Code: 4L80-E
4WD
 

GMC Yukon XL 2500



6.0L V8 Gas OHV,
8.1L V8 Gas OHV O-RING
ELECTRIC SHIFT 2 SPEED TRANSFER CASE(NP1)
Mfr Code: 4L80-E
4WD

1 Per Vehicle

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