A properly handled vehicle requires little wheel alignment Houston checkups. What determine the frequency are the conditions in which it is driven and how well it is handled. Where the roads are poorly maintained, with potholes, the checkup should be frequent. A vehicle that has hit a curb needs to be checked as well. Some of the notable signs of misalignment include tires that wear out unevenly. Within 6000km of driving, experts estimate that misalignment is likely to have occurred and checks should be done. Maintenance reduces operation cost for any vehicle.