Turn the key on: the instrument cluster and engine don't start

https://www.carproblemzoo.com/chevrolet/suburban/2003/2003-chevrolet-suburban-electrical-system-problems.php This site may help you find your problem. There are many different problems with the Suburban dashes.

Your Battery has gone bad, replace the battery and your problem will go away.

Remember that VOLTAGE and AMPERAGE are 2 different things...

either a ground wire is disconnected somewhere or timing belt broke,does the engine still turn over but not start or do you not have any power at all ?

Turn the key to the first on position and then hold the R and O button down until the languages came up. If you keep pushing the O button it wil scroll through the languages. Once you have it saying English, turn the key back off and then back on and the language will change..

possibly faulty bulb for engine light in the instrument cluster if not the bulb faulty instrument cluster,

possibly faulty instrument cluster, also can faulty oil sender, instrument cluster is most common problem for this case, it's some time oil presser sender also create the same problem, need to be check first both of them, first check the oil sender if it's OK faulty instrument cluster, get repair instrument cluster, is this information helped you?

Try changing the remote batteries first sometimes that can be the problem. If that doesn't help at all then most likely you may need to replace the remote key. Also double check the setting in the instrument cluster to make sure the easy entry option is set to steering wheel and seat. The other possibility may be if the battery in the trunk is weak. A low charge can cause problems too and you may or may not get a message on the cluster that reads consumers offline.

kavtrom to reset the clock you use the instrument cluster by navigating the steering wheel multi function keys untill cluster states settings-after you have set the time while the instrument cluster multi function screen is still at the clock settings you have to press the the reset button/dimmer knob on left side of instrument cluster and the clock will go backwards until 9-10 oclock and then will forward itself to the correct time

1. insert the ignition key and turn to it to position 2,imediately press 0on the instrument panel twice within one second.
2.turn the ignitio key back to position 1.
3. press and hold 0 button ,then turn ignition key to position 2(keeping the button pressed). the display will show the current remaining distance or time ,after 10 seconds an acoustic signal will sound. the startig distance or time will appear for about 10 seconds on the display
4. relaese button 0