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Cadillac ATS Bulb Size Guide

2013~2017 Cadillac ATS Bulb Size Guide

When upgrading the stock halogen / incandescent lamps to led lighting bulbs, the bulb size guide will be much helpful, below are the bulb size guide for 2013~ 2017 Cadillac ATS; yet it is for reference only, it is suggested to check the owner manual to confirm the bulb size guide is correct before purchasing.

  • High Beam Headlight for the model with halogen capsule headlamp: 9012; for with HID headlamps: D3S 
  • Low Beam headlight for the model with halogen capsule headlamp: 9012; for with HID headlamps: D3S
  • ​Front turn signal light ( blinker light ): 7440NA / 7444NA / 7440A / 7443-SCK
  • Rear turn signal light : LED
  • Brake Light / Tail Light: LED
  • Back-up reverse light: 921 
  • License plate light / Tag light: 2825 / 2825L
  • 3rd Brake light/ Center high mount stop light: LED
  • Front side marker light: 194 ; for Rear side marker light: LED
  • Trunk / Cargo Area light: 175
  • Stepwell light: 175
  • Vanity mirror light: 7065
  • Interior door light: 175 
Vehicles includes: 2013, 2014, 2015, 2016, 2017 Cadillac ATS