HomeStandard Ignition KET139 Keyless Entry Transmitter
Part #: KET139

Standard Ignition KET139 Keyless Entry Transmitter

7 vehicles fit this part
Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
Fitment: Cadillac, CTS and DTS
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Reliable Keyless Entry for Cadillac CTS and DTS

The Standard Ignition KET139 keyless entry transmitter offers secure and convenient remote access for your Cadillac CTS or DTS. Designed specifically for GM vehicles, this transmitter provides essential functions including lock, unlock, trunk release, and panic alarm to enhance vehicle security and ease of use.

  • Includes one battery installed and ready for use
  • Compatible with Cadillac CTS and DTS models
  • Four-button design: lock, unlock, trunk, and panic functions
  • Durable plastic and aluminum construction in black finish
  • Key ring included for easy attachment
  • Signal reception range between 16.4 and 65.61 feet (5 to 20 meters)
  • Programming required; refer to vehicle service or owner’s manual

Product Details and Features

The Standard Ignition KET139 keyless entry transmitter is engineered to meet the specifications of GM vehicles, particularly Cadillac CTS and DTS models. Its four-button interface allows you to remotely control door locks, open the trunk, and activate the panic alarm for added safety. The transmitter comes with a pre-installed battery and requires programming to sync with your vehicle’s anti-theft system. Constructed from durable plastic and aluminum, the black finish complements your vehicle’s interior and exterior styling. The included key ring makes it easy to carry or attach to your existing keychain.

Compatible Vehicles and Use Cases

  • Replacement for lost or damaged keyless entry transmitters on Cadillac CTS and DTS
  • Restores remote locking and unlocking functions
  • Enables trunk release without using the key
  • Provides panic alarm activation for emergency situations
  • Improves vehicle security and convenience

Installation Notes and Programming

Programming is required to pair the KET139 transmitter with your Cadillac CTS or DTS. Please consult your vehicle’s service or owner’s manual for detailed programming instructions specific to your model year. The transmitter includes one battery installed, but ensure it is functional before programming. No additional installation hardware is included.

Quality Assurance and Warranty

Standard Ignition products are manufactured to meet OEM standards for quality and reliability. The KET139 keyless entry transmitter undergoes rigorous testing to ensure consistent performance. For warranty details, please refer to Standard Ignition’s official documentation or contact the manufacturer directly.

BrandStandard Ignition
Part NumberKET139
Battery IncludedYes
Battery RequiredYes
Brand/Model CompatibilityGm
Button FunctionsLock, unlock, trunk, and panic function
Color/FinishBlack
ContentsKeyless entry transmitter
Key Ring IncludedYes
MaterialPlastic; aluminum
No. Buttons4
NotesRefer to service or owners manual for vehicle specific programmin
Number Of Batteries1
Programming RequiredYes
Signal Reception Range (ft)16.4-65.61
Signal Reception Range (m)5-20

This part fits 7 vehicles. Search below:

YearMakeModelBody TypePositionNotes
2013CadillacCTSCoupeN/ARequires Programming
2012CadillacCTSCoupeN/ARequires Programming
2011CadillacCTSCoupeN/ARequires Programming
2011CadillacDTSN/ARequires Programming
2010CadillacCTSSedanN/ARequires Programming
2010CadillacDTSN/ARequires Programming
2009CadillacDTSN/ARequires Programming

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

20814370FOB139KEY143

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.