2011 Ford SUV seldom used (1 month in a year) only during summer vacations. The vehicle undergo annual preventive maintenance. Low mileage.
2014 April sent for repairs after collision
2016 February returned to us after repairs (check engine light on appeared right away when they turned over the vehicle to us) they advised us to see if it still comes on
2017 April clicking soun heard, mechanics said the EGR Valve needs replacement.
How is this possible when we barely use the vehicle?
Read more: What's the working span of EGR Valve?