Question Rust around wheel nuts may mean: Answers It recently rained. The nuts are loose. The tire is not clean. Explanation Rust around wheel nuts can indicate that the nuts are loose. If you find rust near the wheel nuts, check their tightness before beginning to drive. Take a FREE Practice Test Now This questions appears in the following tests: Nebraska Knowledge Test Class A , Vermont Knowledge Test Class A , Oregon Knowledge Test Class B , South Dakota Knowledge Test Class B , Idaho Passenger ,