Installing A Hard Wired FM Modulator In The 2005 GMC Sierra.

Today we install a FM modulator to the stock radio in my truck. Convert old radios to plug into today's technology. I have tried the wireless ones with little luck. By hard wiring you have consistent power and good signal. These do come in a blue tooth version.
Channel T Shirts now available at shop.spreadshi...
Thanks for watching
45 DiY