UPDATED - Air suspension compressor loose AF

raulx

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Noticed a loud noise in the rear right after picking up my Cybertruck two weeks ago, decided to open the bed liner to check, and of course the bracket that holding compressor is super loose, with huge gaps in the bushings, which are looking like they are not big enough.
One more thing for upcoming service drop off along with other usual things. Crazy stuff I keep finding in brand new truck!

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raulx

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Apparently Tesla didn't find a noisy suspension compressor abnormal, from repair notes it's "within the specs" LMAO.
Tomorrow I will take the bed cover off and wrap compressor in foam tape.
 
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raulx

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Took the bed cover off and ran air compressor to see how bad is noise. To my surprise it ran more or less smoothly, so apparently those rubber grommets doing their job.
But when I lowered the cover back I heard something was transferring vibration to it and rattled.
I’ve decided to apply some insulation tape on air lines that stick out the most and on the bottom of steel support beam on bed cover in order to dampen the vibration as well as some insulation on top of compressor bracket.
It does sound quieter now, will check later on the road.
Tesla Cybertruck UPDATED - Air suspension compressor loose AF IMG_9486
Tesla Cybertruck UPDATED - Air suspension compressor loose AF IMG_9487
Tesla Cybertruck UPDATED - Air suspension compressor loose AF IMG_9488
Tesla Cybertruck UPDATED - Air suspension compressor loose AF IMG_9490

 
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MetalBonsai

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I just got my truck back from service after pointing out this very same sound from the air compressor. I went on a drive with a technician to reproduce the noise. While he saw that the truck was technically functioning as intended, he found the extra noise suspicious and wanted to take a closer look.

They found that the bracket for the compressor was loose, and they just tightened it. And thank goodness because that sound had been so annoying! They also fixed another small rattle coming from the left airwave module.

Totally quiet now!

Tesla Cybertruck UPDATED - Air suspension compressor loose AF Screenshot_20250204_225244_Tesla
 

N800AN

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Apologies for necroposting, but just had this issue pop up on vin 103XX... PCS2 went out, and to replace it was a very involved process, which among other items calls for the removal of the air suspension reservoir and compressor. Until the PCS2 replacement I never had the excessive noise from the air suspension compressor.

Popped the bed and couldn't find anything wrong or loose with the carriage etc, but ended up putting some foam tape on the support beam running perpendicular on the bottom of the truck bed, and a small piece underneath the vehicle-forward connector on the compressor. So far so good after a test drive.

I feel like the noise is definitely the suspension compressor knocking against that support beam. Not sure if it has anything to do with this noise, but I was also a vault divider early adopter and had the bed floor 'warp' that prevented installation. I wonder if the service center moved the compressor around a bit contributing to this issue down the road. Call me crazy but I think this needs to be a service bulletin, the noise is so loud, but so easily written off as within factory spec by the service center.

Side note, super cool peaking under the bed. The simplicity of the air lines coming in and out of the reservoir is so admirable. Also the motor is so massive. US mens 12.
Tesla Cybertruck UPDATED - Air suspension compressor loose AF 159C0E93-E16A-4615-B8F2-33B8474FE7FD_1_105_c
 
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TickTock

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No apology needed - some necro-posts (such as this) are good (versus starting a new thread and losing history). Was your compressor as loose as the OP?
 

N800AN

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Yup my carriage moved just as much as OPs, however I'm pretty confident that's by design, with those rubber grommets absorbing the compressor vibrations.

That's one of the main reasons I think the noise is from the support beam and/or one of the compressor connectors knocking against the casting underneath.
 

cadamo001

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I’m having same issue. Resolved?
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