vibrating? rough idle?

[gjmoreo]

I for some reason i have recently noticed that my Mp3 idles a tad bit rough. Not bad but worse than usual.
For instance: when in neutral my exhaust shakes more and the shifter vibrates more.
I know this is common among most vehicles but what makes it do this just overnight? If the radio is off I can actually hear something vibrating ... I dont like it. Something I can do?

 

[TXMazdaSpeeder]

mine does that but thats because my rear motor mount is fubar, so you might look at your motor mounts.

 

[gjmoreo]

Can the motor mount would go that quickly?

 

[nocar]

i got the awr motor mounts, my car shakes so much i cant see in my mirrors when the car is in gear, u can hear teh car shaking from outside in idle, the rear bumper visualy shakes and makes lots of noise ;p

 

[TXMazdaSpeeder]

my rear motor mount broke at th 20,000 mile mark, mazda didn't figure out ti was broken till the 27k mile mark :mad:

 

[gjmoreo]

hey nocar,

Does yous shake that bad because of the motor mounts or before?

 

[RX-KEVIN]

Ihave replaced a rear mount in a mp3 with 30,000 miles

along with the rod bearings?

 

[azeli73]

Have you looked to see that the exhaust hasn't come lose at or after the cat?