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Buick 12398667 Rear Compartment Lid Lock Cylinder Kit (Uncoded)

1982-1991 Buick

Customer Questions & Expert Answers (3)
12398667 GM Rear Compartment Lid Lock Cylinder Kit (Uncoded) Illustration 1 of 1
  • Part Description
    Cylinder Kit,Rear Compartment Lid Lock (Uncoded)
  • Position
    Rear
  • Manufacturer
    General Motors
  • Manufacturer's Notes
    This part is discontinued.
Make sure this part fits
  • Related Parts
  • Specifications
  • Fitment
  • Q&A
  • Product Specifications

    BrandGenuine Buick
    Manufacturer Part Number12398667
    Part DescriptionCylinder Kit,Rear Compartment Lid Lock (Uncoded)
    Item Dimensions3.6 x 1.7 x 1.7 inches
    Item Weight0.50 Pounds
    PositionRear
    ConditionNew
    Fitment TypeDirect Replacement
    ManufacturerGeneral Motors
    SKU12398667
    WarrantyThis genuine GM part is guaranteed by GM's factory warranty.
    Shipping & ReturnShipping Policy Return Policy
    Warning: California's Proposition 65
  • Vehicle Fitment

    Year Make Model Engine Important vehicle option details
    1982-1991 Buick Century4 Cyl 2.5L, 6 Cyl 2.8L, 6 Cyl 3.0L, 6 Cyl 3.3L, 6 Cyl 3.8L, 6 Cyl 4.3L DieselCUSTOM 2 DOOR, CUSTOM 4 DOOR, LIMITED 2 DOOR, LIMITED 4 DOOR
    1986-1990 Buick Electra6 Cyl 3.8L, 8 Cyl 5.0L2 DOOR, 4 DOOR, COUPE 2 DOOR, LIMITED 2 DOOR, LIMITED 4 DOOR, SEDAN 4 DOOR, T-TYPE COUPE 2 DOOR, T-TYPE SEDAN 4 DOOR, ULTRA SEDAN 4 DOOR
    1986-1991 Buick Lesabre6 Cyl 3.0L, 6 Cyl 3.8L2 DOOR, 4 DOOR, CUSTOM 2 DOOR, CUSTOM 4 DOOR, LIMITED 2 DOOR, LIMITED 4 DOOR
    1991 Buick Park Avenue6 Cyl 3.8LPARK AVENUE, ULTRA
    1988-1990 Buick Reatta6 Cyl 3.8LRIVIERA, T TYPE
    1988-1991 Buick Regal6 Cyl 2.8L, 6 Cyl 3.1L, 6 Cyl 3.8L2 DOOR, 4 DOOR, CUSTOM 2 DOOR, CUSTOM 4 DOOR, LIMITED, LIMITED 4 DOOR, REGAL
    1986-1990 Buick Riviera6 Cyl 3.8LRIVIERA, T TYPE
    1983-1989 Buick Skyhawk4 Cyl 1.8L, 4 Cyl 2.0LCUSTOM STATION WAGON, LIMITED WAGON, SPORT 2 DOOR, STATION WAGON
    1990-1991 Buick Skylark4 Cyl 2.3L, 4 Cyl 2.5L, 6 Cyl 3.3L4 DOOR, CUSTOM 2 DOOR, GRAN SPORT 2 DOOR, LUXURY EDITION 4 DOOR
  • Customer Questions & Expert Answers

    Q:
    I'm wondering if this is complete and correct part for my vehicle.
    A:
    You can Select Your Vehicle to check if 12398667 fits your vehicle.
    Posted and answered by GM Parts Specialist Julian
    Q:
    What should be done after removing the door trim panel, water shield, and Door Lock Cylinder for the 1987 Chevrolet Beretta? Posted by Landon O.
    A:
    Disconnect the rod from the lock cylinder. You can Select Your Vehicle to see complete installation and repair tips.
    Answered by GM Parts Specialist Henry / Apr 16, 2025
    Q:
    What is the first step to access the Trunk Lock Cylinder for the 1990 Pontiac Grand Prix? Posted by Benne N.
    A:
    Open the trunk lid and, if necessary, remove the rear garnish by taking out the bolts from inside the trunk lid, along with the back-up lamp sockets if applicable. You can Select Your Vehicle to see complete installation and repair tips.
    Answered by GM Parts Specialist Henry / Mar 08, 2026

Genuine GM Part 12398667, the Right Choice

To ensure reliability, purchase GM part # 12398667 Rear Compartment Lid Lock Cylinder Kit (Uncoded). It is sometimes referred to as Buick Door Lock Cylinder, Buick Trunk Lock Cylinder. Directly from GM, genuine parts are superb with regards to quality, longevity, and fit. Every single part passed stringent quality testing, so you can be sure that it's safe, durable, and built to perform like your original parts. This part fits specific Buick Century, Lesabre, Regal models.

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