Humming/roaring noise when accelerating

Tiny
JBAKER72
  • MEMBER
  • 2011 CHEVROLET IMPALA
  • 150,000 MILES
Daughter had motor mount replaced now when and only when she uses accelerator car makes a humming/roaring sound.
Tuesday, July 17th, 2018 AT 6:50 AM

1 Reply

Tiny
KEN L
  • MASTER CERTIFIED MECHANIC
  • 47,256 POSTS
It sounds like they got the wrong mount or have installed it wrong. I can be sure if you make a quick video and upload it here to the site. It sounds like the engine it touching the subframe.

Please let us know what happens.

Cheers, Ken
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Wednesday, July 18th, 2018 AT 5:51 PM

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