Question Rust around wheel nuts may mean: Answers It has rained recently. The nuts could be loose. The tires should be replaced. Explanation Rust around wheel nuts may mean that they are loose. Check the tightness of the nuts if you see any rust in the area. Take a FREE Practice Test Now This questions appears in the following tests: Hawaii Knowledge Test Class A , Maine Knowledge Test Class A , Mississippi Knowledge Test Class A , Oklahoma Knowledge Test Class A ,