Make sure this part fits

GM 16639125 Rear Side Door Latch Assembly

2000-2011 GM

Customer Questions & Expert Answers (2)
16639125 GM Rear Side Door Latch Assembly Product Photo 1 of 2
  • Part Description
    Latch Asm, Rear Side Door
  • 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 GM
    Manufacturer Part Number16639125
    Part DescriptionLatch Asm, Rear Side Door
    Other NamesLock, Lock Assembly
    Item Dimensions6.2 x 3.2 x 3.2 inches
    Item Weight1.30 Pounds
    PositionRear
    ConditionNew
    Fitment TypeDirect Replacement
    ManufacturerGeneral Motors
    SKU16639125
    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
    2006-2011 Cadillac DTS8 Cyl 4.6L4 DOOR, FUNERAL COACH, LIMOUSINE
    2000-2005 Chevrolet Impala6 Cyl 3.4L, 6 Cyl 3.8LIMPALA, LS, POLICE CAR
    2000-2001 Chevrolet Lumina6 Cyl 3.1LIMPALA, LS
    2000-2005 Chevrolet Monte Carlo6 Cyl 3.4L, 6 Cyl 3.8LIMPALA, LS, POLICE CAR
  • 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 16639125 fits your vehicle.
    Posted and answered by GM Parts Specialist Julian
    Q:
    How do you remove the outside door handle and Door Latch Assembly of the 2008 Cadillac DTS? Posted by Reza B.
    A:
    Use a socket and extension to remove the outside door handle retaining nuts or bolts, and push up on the retaining tabs (if equipped) to remove the outside handle. You can Select Your Vehicle to see complete installation and repair tips.
    Answered by GM Parts Specialist Bob / Jan 28, 2026

Genuine GM Part 16639125, the Right Choice

To ensure reliability, purchase GM part # 16639125 Rear Side Door Latch Assembly. It is sometimes referred to as GM Door Lock, GM Door Lock Actuator, GM Door Latch Assembly. 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 DTS models. It fits Chevrolet Impala, Lumina, Monte Carlo.

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