when engine is running there is rattling coming from under car

Asked by Mar 20, 2016 at 03:53 PM about the 2001 Lexus GS 300 Base

Question type: Maintenance & Repair

When car is idling and in park, there is a rattling sound coming from under the
car.

3 Answers

236,855

First thing I tell people is to look for a loose catalytic converter heat shield.

1 out of 1 people think this is helpful.
18,735

Could it be loose or worn out motor mounts? Worth looking at.

4,675

As Tom said, 99% probable it is the heat shield.

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