How do you replace ignition switch on 04 avalanche?

To replace the ignition switch on a 2004 Chevrolet Avalanche, first disconnect the negative battery cable to prevent electrical shorts. Remove the steering column covers by unscrewing the screws, then locate the ignition switch, which is typically mounted on the steering column. Disconnect the wiring harness from the old switch, remove the screws holding it in place, and install the new switch by reversing the process. Finally, reassemble the steering column covers and reconnect the battery.