Having a certified mechanic periodically check your brakes ensures that your auto is safe to drive.

The boys sped by car to the launching area where mechanics were checking and fueling one of the cargo rockets.

Nearby, a mechanic was checking Dahlberg's freshly washed and polished bicycle.

There was a Hannoveraner two-seater with an Opal-Argus engine ticking over while mechanics checked.

Godefroy flew over the Place de la Concorde before returning to the airfield, where his mechanic checked over the engine.

The mechanic checked the steering system but could find nothing wrong.

Once a mechanic checked their work, they received their next clue from a pair of Don Quixote and Sancho Panza impersonators.

A qualified mechanic should check the vehicle's frame, tires, air bags and undercarriage, as well as the engine.

The mechanics check the conditions of planes before they take off and make any necessary repairs.

The mechanic checked the filter for fragments of metal, which would indicate that the transmission was wearing out.