Subject: | Left Turn Signal is Inoperative or Flashes Fast |
Models: | 2005 Cadillac STS |
The following diagnosis might be helpful if the vehicle exhibits the symptom(s) described in the PI.
Some 2005 Cadillac STS vehicles may experience a left turn signal that is either inoperative or flashes fast.
Inspect the left rear tail lamp wiring harness for being pinched behind the audio amplifier.
Please follow this diagnosis process thoroughly and complete each step. If the condition exhibited is resolved without completing every step, the remaining steps do not need to be performed.