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Genuine GM 

12506781

Lock Cylinder

Part Description CYLINDER KIT, Rear Compartment or Tailgate Lock Cylinder
Part Notes
All Models
Brand GM
Warranty Genuine GM parts are backed by GM's factory warranty which are high-quality vehicle-specific with the right fit the first time.
Manufacturer's Notes

This part is discontinued. It is no longer available for purchase.

Vehicle Specific

Check if it fits by entering your vehicle info

Select Your Vehicle

Discontinued Part

Part Fitment for 12506781

Make Model Year
  • Trim
  • Engine

Buick Commercial Chassis

1991-1996

  • Base

  • 8 Cyl 5.0 L GAS, 8 Cyl 5.7 L GAS

Buick Roadmaster

1991-1996

  • Base, Collector's Edition, Estate Wagon, Estate Wagon Collector's Edition, Limited, Limited Collector's Edition

  • 8 Cyl 5.0 L GAS, 8 Cyl 5.7 L GAS

Cadillac Brougham

1992

  • Base, d'Elegance

  • 8 Cyl 5.0 L GAS, 8 Cyl 5.7 L GAS

Cadillac Commercial Chassis

1992-1996

  • Base, Brougham

  • 8 Cyl 5.7 L GAS

Cadillac Fleetwood

1993-1996

  • Base, Brougham

  • 8 Cyl 5.7 L GAS

Chevrolet Caprice

1991-1996

  • Base, Classic, Classic LS, Classic LTZ

  • 6 Cyl 4.3 L GAS, 8 Cyl 4.3 L GAS, 8 Cyl 5.0 L GAS, 8 Cyl 5.7 L GAS

Chevrolet Impala

1994-1996

  • SS

  • 8 Cyl 5.7 L GAS

Oldsmobile Custom Cruiser

1991-1992

  • Base

  • 8 Cyl 5.0 L GAS, 8 Cyl 5.7 L GAS

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California Residents

Warning: Cancer and reproductive harm - www.P65Warnings.ca.gov

Genuine GM 12506781 at GM Parts Prime, Your Right Choice

This GM part # 12506781 is a Lock Cylinder and carries a factory warranty. It is sometimes referred to as Tailgate Lock, Door Lock Cylinder. We offer the best online prices with fast shipping on any order placed with us. This part fits Buick Commercial Chassis, Roadmaster. It fits Cadillac Brougham, Commercial Chassis, Fleetwood. It also fits Chevrolet Caprice, Impala. This also fits Oldsmobile Custom Cruiser. All our GM parts and accessories are shipped directly from authorized GM dealers and backed by the manufacturer's warranty.
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This part contains hazardous material.

This part is a packaged part and contains multiple quantities of: (Pack Qty: 4)

This part is a packaged part and contains multiple quantities of the same item. In an effort to simplify packaging GM will sometimes include multiple parts in a package.