New or Significantly Altered Models

1999 GMC Yukon Denali

Mostly Unchanged

1999 GMC Envoy

1999 GMC Jimmy

1999 GMC Jimmy 4d

1999 GMC Safari

1999 GMC Savana

1999 GMC Sierra

1999 GMC Sierra extended cab

1999 GMC Sonoma

1999 GMC Sonoma extended cab

1999 GMC Suburban

1999 GMC Yukon