Owner's Manual
Page 169
... The level control system automatically adjusts the rear trim height in compressor assembly, air dryer, exhaust solenoid, compressor relay, height sensor, air adjustable shocks and air tubing. For a larger airleak the air compressor may stay on for a few seconds eachtime. The height sensing function is... an air in response to theRSS control module which controls compressor andexhaust solenoid operation. Rear trim height information is performed by the Road-Sensing Suspension (RSS) rear position sensors. You should see your dealer forservice, but you can keep driving your Cadillac. ...
... The level control system automatically adjusts the rear trim height in compressor assembly, air dryer, exhaust solenoid, compressor relay, height sensor, air adjustable shocks and air tubing. For a larger airleak the air compressor may stay on for a few seconds eachtime. The height sensing function is... an air in response to theRSS control module which controls compressor andexhaust solenoid operation. Rear trim height information is performed by the Road-Sensing Suspension (RSS) rear position sensors. You should see your dealer forservice, but you can keep driving your Cadillac. ...