According to Jon Heyman of the NY Post, Seattle Mariners broadcaster Dave Sims is nearing a deal with WFAN to make him the new radio voice of the Yankees alongside Suzyn Waldman.

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.

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, 71, has been one of the Mariners’ primary TV voices since 2007, and his iconic calls — from “Hey now!” to Giddy up, baby!” — have endeared him to many fans.

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.

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,

Dave Sims is set to replace John Sterling as the Yankees radio voice on WFAN, the station announced. So who is he?