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2014 CADILLAC ATS

2.5L I4RWDAUTOMATICgas
4 active safety recalls on this vehicle — view recalls
Repairs0Labor505Torque4920Fluid7DTC955Battery0Maintenance0Recalls4
B0094moderate severityBody

Tail Light Circuit Malfunction

on 2014 Cadillac ATS 2.5L I4 · RWD

What this code means

Malfunction in the tail light circuit. One or both tail lights are not operating correctly.

Symptoms

  • Tail light not working
  • Tail light flickering
  • Fuse blowing repeatedly
  • Other drivers flashing headlights at you

Common causes

  • Burnt out tail light bulb
  • Corroded bulb socket
  • Wiring damage in trunk/hatch area
  • Faulty body control module output
  • Ground circuit failure

Diagnostic steps

  1. Check tail light bulbs
  2. Inspect bulb socket for corrosion
  3. Test circuit voltage at socket
  4. Check ground wire
  5. Test BCM output for tail light circuit

Repair notes

Replace bulb and clean socket. Repair ground circuit if corroded.

Other Body codes on this vehicle

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