Dieselguy100
Junior Member
- Joined
- Mar 4, 2017
- Posts
- 9
- Reaction score
- 0
- Ram Year
- 2010 ram 1500
- Engine
- 4.7
I have a question, after taking out my pioneer head unit I have a blue about 1/ 2 square female plug can anyone tell me what it's for ?
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