GM hires Citigroup for Hummer sale review -dealer

DETROIT, June 23 (Reuters) - General Motors Corp (GM.N) has hired Citigroup (C.N) to help review its Hummer brand, which the automaker is looking to sell or revamp, a dealer briefed on the plans said on Monday.

GM's U.S. sales chief Mark LaNeve made the announcement in a televised briefing to dealers.

(Reporting by Soyoung Kim)