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CanonRay

(15,441 posts)

7. Check your motor mounts

Reply to 3Hotdogs (Original post)

Sun May 4, 2025, 03:16 PM

May 4

If a mount is broken the engine can torque and lift, possibly opening the manifold causing the increased noise. I had it happen in a Chevy but in my case it pulled the accelerator to the floor while simultaneously ripping out the power steering and brake hose. Nearly got me killed. Just a guess, Im no master mechanic.

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Highlight:

Car "repair" question. '23 Hyundai Elantra, hybrid. First of all, engine sounds like broken muffler but only when [View all] 3Hotdogs May 4 OP

Does it run well? SheltieLover May 4 #1

Yes. No other problems beyond the noise. 3Hotdogs May 4 #5

Noises are notoriously difficult to diagnose waterwatcher123 May 4 #2

If there is noise regrestic May 4 #3

I recognize "knock" sound. This is not that. 3Hotdogs May 4 #6

Same here- 2024 Elantra hybrid biophile May 4 #4

I've had 6 or 7 Hyundais. The only major problem was with 2018 Sonata hybrid. It began leaking coolant into the 3Hotdogs May 4 #8

Check your motor mounts CanonRay May 4 #7