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Home >> GMC >> 2006 >> Sierra 1500 HD, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1087 (Lighting Systems) >> Diagnostic Information and Procedures >> Turn Signal Lamps and/or Indicators Malfunction >> Component Testing >> Tail Lamp Assembly

Tail Lamp Assembly

WARNING: This page is about a different car, the 2008 Cadillac CTS. However, it is still accessible from the selected car via links, so may be relevant.
  1. Ignition OFF, disconnect the harness connector at the appropriate rear tail lamp assembly.
  2. Test for infinite resistance between the outage detection terminal D and the ground terminal C at the tail lamp assembly.
    • If not the specified value, replace the tail lamp assembly.
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