2019 Cadillac ATS Base, AWDFACTORY OEM SERVICE PROCEDURE

K42 Pedestrian Impact Detection Control Module: Programming and Setup

The K42 Pedestrian Impact Detection Control Module does not require programming. If the module is replaced, Module Setup must be performed with the scan tool. Refer to K42 Pedestrian Impact Detection Control Module: Scan Tool Information .

Factory Service Tools

Use the Manual With the Right Hardware

Pair factory procedures with proven DIY tools so the instructions are easier to execute.

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.