Originally Posted by 89Saleen141
I hear a clattering coming from under my car at about 1200 rpms till 2000. It sometimes comes back when at idle. Also it may get louder when i turn on the A/C. I have no idea what it could be.
I would get underneath see if anything is loose... Exhaust, from headers back. Check motor mounts. 1200Rpm kinda at lower rpms. I idle at 900. So very possible you have something come loose and rattling at lower rpms...... Just a suggestion