Rear spring sensor malfunction can cause the rear suspension to sag requiring recalibration of the sensors.Google+
Car Problem Reports
Saab 9-7x Sagging Rear Suspension
Saab 9-7x Problem
Average Mileage: 86,560 mi (50,964 mi - 126,000 mi)
Visitor, 2006 Saab 9-7x
when i come out in the morming togo to work the car is squatting to the bottom with no air at all in the suspension. it fills right back up again when i start the car.
everytime my vehicle is shut off my rear end is sagging to ground do you know what may cause this.
Visitor, 2006 Saab 9-7x, 95,000 mi
Sagging Rear Suspension
Visitor, 2005 Saab 9-7x, 90,000 mi
When the vehicle is shut off for several hours the rear suspension sags. After start up the suspension comes back up to normal.
Visitor, 2007 Saab 9-7x, 110,000 mi
rear sag if parked for 4 or 5 hrs, once engine start it pumps back to normal level.