The PHX Sky Train will shut down temporarily for system upgrades and testing from 10 p.m. Wednesday, Jan. 3, to 6 a.m. Thursday, Jan. 4.

Shuttle service, buses will arrive every 20 minutes on average, will be provided and is accessible in the following areas:

Terminal 3

• North side, outer curb, exit Door 11
• South side, outer curb, exit Door 8

Terminal 4

• North side, Level 1, exit Door 7, outer curb
• South side, Level 1, exit Door 2, outer curb

East Economy Lot

• South side of the train station, west end

West Economy

• Outer curb, furthest crosswalk on east end

24th Street Station

• South side of the train station, Level 1, central area curb

44th Street Station

• North side of the train station, east end

Rental Car Center Station

Lobby/PHX Sky Train platform level, bays 1 and 2