engine clicking

Hello, I am new to this forum but am hoping someone could give me some ideas of how to troubleshoot the issue I am having. About the vehicle: 2013 cx-5 sport 58k miles Fwd/ manual transmission No prior electrical problems or dash lights on Did just have the pcm programming recall done on it...

so recently after i was in a rush speeding home the next day when i switched my car on and wanted to drive there was a weird knocking sound in the engine bay are and also when i put my foot on the gas alittle theres theee zzzzzzzzzz sound but that has beeen there for ages now .. the problem is...

2006 Mazda3 So, I don't know how long my car has been making this noise, but I was driving withthe windows down the other day and realized my engine is making a clicking sound. Not very loud, but increases with RPM and does not happen at al during idle. Car runs fine, shifts fine, should I be...