Posted on 1/30/2026
Air suspension is one of those features you appreciate most when it fades into the background. The vehicle sits level, the ride stays calm, and you don’t think about it again. When it starts acting up, though, you usually notice it in the stance first, then the ride, then the warnings that seem to show up at the least convenient time. The good news is that most air suspension problems give you a chance to catch them early if you know what to watch for. How Air Suspension Is Supposed To Behave Instead of traditional springs, the system uses air springs that inflate and deflate to support the vehicle. A compressor supplies air, valves distribute it, and height sensors report where each corner is sitting. The control module constantly makes small corrections to keep the vehicle level and at the height you selected. Because the system relies on air pressure and accurate signals, small issues can cause significant problems. A small leak can make the compressor run ... read more