It usually means your struts are going out, and passive struts are usually put in to save about $1200.
How many miles??
Pull your codes and see what is causing your message. Do a search for obd1 codes and how to check them.
Ive always hated how they dangle your vehicle like that, not really their fault if it wrecks something. I just dont agree with it.
My local mechanic uses a push stick on the brake pedal while doing aligment and he got busy and my car was left for about 3 hours. Totally drained my battery by leaving the brake pedal depressed. Now that did piss me off, your battery can only take so many full drains in its lifetime.