How to instal aftermarketHead UNIt without factory wire hamess

Asked by Real Oct 14, 2019 at 06:12 PM about the 2008 Pontiac Grand Prix Base

Question type: Car Customization

Hello have un 08 grand Prix and I am
trying to install cheap headunit from
Amazon without a factory wireharmess

2 Answers

F_O_R answered 5 years ago

You will need the wiring diagram for the car and for your new stereo. If you are talented at wiring you can make it work but if you were you would not have posted this question.

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taver91 answered 5 years ago

Buy a harness from Amazon or a supplier like Crutchfield. It will make the job much easier.

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Your Answer:

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