Opinions on Aftermarket Motor Mounts? '07 Yukon XL Denali

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Hi-psi

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Those of you who have switched to the Hummer mount, was there a noticeable increase in the amount of engine vibration felt with the solid mount vs original liquid filled?
 

Krmnnghia

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Those of you who have switched to the Hummer mount, was there a noticeable increase in the amount of engine vibration felt with the solid mount vs original liquid filled?

General consensus seems to be you may feel a slight increase in cabin vibrations but nothing too crazy. Slight vibration > replacing motor mount every 30k miles.
 

General Stalin

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I bought the O'reilly brand "PowerTourque" motor mount for my '07 Yukon Denali because it's what they had in stock. Cost about $90 and has a Lifetime warranty. Looked identical to the broken factory mount I pulled out of my Yukon (driver side). I installed it probably 20k miles ago seems to be working fine and no noticeable difference in cabin vibration to me but then again unless it's extreme thats not something I would really notice.
 

kbuskill

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Thank you

You should probably replace them with the engine mounts from the Hummer H3. That is what the fleet departments use because they are a stronger mount, less likely to break.

The original mounts are a hydraulic mount (fluid filled rubber) and the H3 mounts are solid rubber.

Unless you just enjoy replacing engine mounts frequently:shrug:
 

Meccanoble

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Sometimes you care about lifetime warranty when you do your own repairs and can easily replace yourself. This is one of those jobs you want to make sure you buy a mount that wont fail anytime soon, no matter the price but Hummer H3 is best mount and there is a big discussion about it in the stickies.
 

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