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Tailgate Ajar Bulb Socket Test

  1. Disconnect tailgate ajar bulb socket. Open tailgate and place ignition switch in "RUN" position. Measure voltage between Pink/Black wire and ground. If battery voltage is present, go to next step. If not, check Pink/Black wire for an open circuit.
  2. Measure voltage between Pink/Black wire and Black/Orange wire. If battery voltage is present, circuit to bulb socket is okay. If not, check Black/Orange and Orange wire for an open circuit.
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