Make sure this part fits

GM 22821172 Cylinder Kit, Rear Compartment Lid Lock (W/ Key)

2011-2014 Cadillac CTS

Customer Questions & Expert Answers (2)
22821172 GM Cylinder Kit, Rear Compartment Lid Lock (W/ Key) Illustration 1 of 1
  • Part Description
    CYLINDER KIT, Rear Compartment
  • Position
    Rear
  • Replaces
    20985606, 20838587
  • Manufacturer
    General Motors
Make sure this part fits
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Currently Unavailable

Due to manufacturer supply shortage, this item isn't currently available for ordering.

  • Related Parts
  • Specifications
  • Fitment
  • Q&A
  • Product Specifications

    BrandGenuine GM
    Manufacturer Part Number22821172
    Part DescriptionCYLINDER KIT, Rear Compartment
    Other NamesLock Cylinder Assy
    Item Dimensions6.6 x 6.6 x 5.6 inches
    Item Weight1.20 Pounds
    PositionRear
    ConditionNew
    Fitment TypeDirect Replacement
    Replaces20985606, 20838587
    ManufacturerGeneral Motors
    SKU22821172
    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
    2011-2014 Cadillac CTS6 Cyl 3.0L, 6 Cyl 3.6L, 8 Cyl 6.2L2 DOOR COUPE, V 2 DOOR COUPE
  • Customer Questions & Expert Answers

    Q:
    I would like to confirm if this is the correct part number for my vehicle. Please advise. Thank you.
    A:
    You can Select Your Vehicle to check if 22821172 fits your vehicle.
    Posted and answered by GM Parts Specialist Henry
    Q:
    What is the installation process for the Door Lock Cylinder for the 2012 Cadillac CTS? Posted by Shan G.
    A:
    Push the lock cylinder all the way into the outside door handle reinforcement until it clicks into place, with installation otherwise being the reverse of removal. You can Select Your Vehicle to see complete installation and repair tips.
    Answered by GM Parts Specialist Henry / Apr 11, 2026

Genuine GM Part 22821172, the Right Choice

To ensure reliability, purchase GM part # 22821172 Cylinder Kit, Rear Compartment Lid Lock (W/ Key). It is sometimes referred to as GM Door Lock Cylinder, GM 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 Cadillac CTS models.

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