How do you replace the ignition module on a 1999 gmc suburban?

To replace the ignition module on a 1999 GMC Suburban, first disconnect the negative battery cable to ensure safety. Remove the distributor cap and rotor to access the ignition module, which is typically mounted on the side of the distributor. Disconnect the electrical connectors and unbolt the module from the distributor. Finally, install the new module, reassemble the distributor, and reconnect the battery.