hey guys i have an 02 max and the engine has a like a rattling sound idk if its a its a valve tap or its the rod or something els all i kno is that when i start my car i have to rev it or els it will shut off on me and my rpms jump nd witch makes my car shake when im in idol........please some1 help me lol i love this car lol

 

Do you have any cel"s.. Sounds like a misfire