What does service ride control light on a Yukon XL Denali

Ride control compressors burn up because of leaking air line or shocks. Replacing compressor won't last long if you have a leak. Most of these units are mounted under floor near rear axle.

That an aliment it will get worse and over time no it will not ve safe

Try to get the OBD code to tell you the problem.
probably one of the ride height sensors located at each wheel.

You need to have it scanned for fault codes. A fault exists in the system activating the service ride control

Check the connectors and wiring at the top of your shocks for damage or torn off or loose.

Check this site out they got everything for autoride suspensions

www.arnottindustries.com

bottom of sterring colum under under trim panel

if your engine starts up and dies right away the you probably have a fuel pump problem and the service ride control mean that your air ride compressor has gone bad just turn your key to the on position and wait about 30 seconds you will here buzzing from the left rear wheel area if the compressor is working

it has to do with your air ride suspension best bet is take it to the dealer there is probably a problem with a level sensor. hope this helps you

There are 2 fuse panels in the Denali.
One is a panel on the drivers side, its on the dash but facing the door.

The ohter is under the dash and above the pedals, this one is much tougher to access.

Your Owner's Manual should tell you where the fuses are that you need to access.