-Completely redesigned in 1999

-Four-door extended cab

-Horsepower boosts with V-8

-Ten hp increase for 4.3-liter V6

-Four-wheel drives get standard optional/handling package

-Minor trim enhancements

-GMC now calls its Suburban Yukon XL

-Now comes in 1/2 ton and 3/4 ton

-Substantial body changes - 1" shorter 2" wider

-New engines: 4.8-liter, 5.3-liter and 6.0-liter

-New options: auto climate, self-leveling suspension, power sunroof, second row recliners, OnStar

-6.0-liter is standard

-GMC now calls its Suburban Yukon XL;

-The Yukon is its shorter wheel base

-Yukon Denali will eventually be dropped

-New engines: 4.8-liter standard

-New options: auto climate, self-leveling suspension, power sunroof, second row recliners, OnStar

-Third-seat is available

-Does not receive Chevy Tahoe redesign (like Escalade)

-OnStar Communications is available

-Child seat anchors

-Third row seat is standard

-V-6 is quieter

-None