service stability on 2003 GMC Yukon Denali

hey .i am having trouble with service stability message.can anyone help me?

by in Carolina, PR on December 06, 2010
1 answer
ANSWER by , February 20, 2012
It is probably your rear air ride suspenssion system going out. I had the same message on mine for a little while. If your systems needs replaced check arnott industries online. You can get a complete system (air pump and shocks) far cheaper than at the dealer.