The phrase "slight facelift" refers to a small or minor improvement or change made to something, usually with regards to appearance or design. Full definition
Perhaps foreshadowing changes due in our market soon Hyundai has given its 2013 model year Equus a slight facelift in its home market of South Korea, with additional enhancements in the cabin along with new convenience and safety features. (autoguide.com)
For 2017, the Forte gets a slight facelift, some new features, and a sporty seven - speed transmission. (edmunds.com)
The new Azera, which is having its debut at the Chicago Auto Show benefits from a slight facelift and revised engines. (thetorquereport.com)