Sims, known for signature calls such as “Hey now” and “Giddy up, baby,” has been the Mariners’ television play-by-play man since 2007. The Philadelphia native will now join the 78-year-old Suzyn Waldman, Sterling’s longtime broadcast partner, in the Yankees’ radio booth. WFAN is close on a deal to hire Dave Sims as John Sterling’s replacement.

The Mariners will have a new voice in the broadcast booth next season. Dave Sims is finalizing a deal to become the new radio voice of the New York Yankees, a source has confirmed to The Times. Sims,

The Yankees have found their new radio voice, closing in on a deal with Mariners TV announcer Dave Sims to be John Sterling’s replacement in the WFAN booth. The New York Post was the first to report the play-by-play news.

The Yankees are closing in on their man to replace the legendary John Sterling. Mariners TV announcer Dave Sims is nearing a deal to become WFAN’s new play-by-play broadcaster on Yankees games, sources told The Post.

Dave Sims will be the lead broadcaster for Yankees games on WFAN Radio, taking over for the retired John Sterling.

Veteran broadcaster Dave Sims will take over as the new play-by-play broadcaster for the New York Yankees. He will replace longtime Yankees broadcaster John Sterling

The New York Yankees have been on a search to replace the  legendary John Sterling,  WFAN's play-by-play broadcaster for the Yankees. It's looking like it's almost a done deal that Seattle Mariners long-time announcer,