Swengines.com Complaints Helping It Improvise That Complained Of Area Complaints best ventilates the views of a customer or client. Whether it is a small scale, medium scale or large-scale company, these complaints make an organization know where it is leaving behind and which part is to be improved and improvised. The non-reactive and unresponsive companies start losing their customers base with each passing day. On the other hand, quickly reactive and responsive companies progress by leaps and bounds. Why does a customer complain of? A customer can complain of because of many reasons. For example, it may relate to a product’s quality, delivery, manufacturing, materials and more. However, when it comes to a car owner complaint for the purchased engine, it may relate to if · His/her vehicle’s “check engine” or “service engine soon” light is lit up. · His/her vehicle makes strange tapping, thudding, or knocking sounds. · His/her vehicle is giving less mileage than it did in the past. · His/her vehicle’s tailpipe is giving more smoke than usual. · His/her vehicle has low oil pressure or low compression.