Chrysler 300 Air Suspension Failing, Fix Options Guide

Had similar suspension issues with my 2009 Chrysler 300C CRD. The symptoms match what I experienced, reduced ride height and rough handling indicating a suspension failure. In my case, the air leak came from a faulty pneumatic suspension valve, not the bellows themselves. The diagnostic showed the compressor was working overtime trying to maintain pressure. The system kept triggering errors because it couldnt maintain proper ride height. The repair involved: Full system diagnostic scan, Pressure testing to locate the air leak, Replacing the defective valve assembly, Recalibrating the suspension system, Test driving to confirm proper function This was definitely a serious issue requiring immediate attention. Driving with failed air suspension can damage other components. The complete repair took about 4-5 hours at the shop. Key signs to watch for: Uneven ride height, Compressor running more than usual, Rough ride quality, Warning lights on dash, Sagging after parking overnight Would recommend finding a shop that specializes in pneumatic suspension systems rather than a general mechanic. The diagnostic equipment and expertise needed is quite specific.

Thanks for the detailed breakdown of your air suspension repair experience. The symptoms you described with the valve issue sound exactly like what I noticed with my 300. I went ahead and had it fixed last week at a suspension specialist based on the warning signs you listed. I was curious, do you remember roughly what the total repair cost was in your case? Also, has everything been working properly since the fix or have you noticed any other suspension-related problems?

I paid 590€ for the complete air suspension repair on my Chrysler 300C, which fixed the faulty valve assembly and restored proper function. The shock absorber system has been working flawlessly since then, the ride height stays consistent and the suspension maintains correct pressure without any air leaks. The repair was worth every cent considering how much smoother the ride is now. No more warning lights or rough handling issues. The compressor runs normally and the car maintains its height perfectly, even after sitting overnight. Its been 8 months since the fix and I havent experienced any suspension failure or related problems. The specialist shop did excellent work diagnosing and repairing the exact issue with the air suspension system. The car feels like new again. Make sure they did a full system test after the repair to confirm all components are working together properly. A proper fix should eliminate all the symptoms you were experiencing.

I took my 300 to that suspension specialist last week and Im really glad I did. The total repair came to 680€, which included replacing the valve assembly and complete system testing. They found the main issue was indeed a significant air leak in the valve, just like you described. The repair process took about 4 hours. They did a thorough job checking the entire air suspension system and making sure there were no other underlying issues. The ride height is now perfect and stable, plus the rough ride is completely gone. No more warning lights on the dash either. Its been a week since the fix and the suspension is working exactly as it should. The car maintains proper height even after sitting overnight, and the compressor isnt constantly running anymore. Definitely worth the investment to have it done right by specialists who knew what they were doing with air suspension systems.