Question During a trip, gauges are: Answers Often misleading. The only way a driver can learn of potential trouble with the vehicle. A way to learn of potential trouble with the vehicle. Explanation During a trip, you should regularly check the gauge and instrument panels, mirrors, tires, cargo, and lights for signs of trouble. This questions appears in the following tests: Arkansas Class A Knowledge Test Arkansas Class B Knowledge Test Arkansas Tank Connecticut Class A Knowledge Test Delaware Double Kentucky Tank Maryland Class B Knowledge Test Maryland Class B Knowledge Test Michigan Passenger Missouri Passenger Ohio Double Oregon Class B Knowledge Test