Professional diagnositic tools Stored Code&quot

The best way to Troubleshoot a Chevy Tahoe 1Pull down on the fuse-panel cover along with your fingers and set the cover aside. The fuse panel is in the driver's side footwell.2Plug the onboard diagnostic scanning tool in to the 16-pin plug to the left of your fuse panel and be sure the connection is secure.3Turn on the ignition Car Diagnostic Tools, but do not begin the engine. Then, turn on the onboard diagnostic scan tool.4Wait for the scan tool to retrieve the trouble codes from the personal computer. When this can be comprehensive Professional diagnositic tools, the display on the scan tool will study "OK" and then you'll be able to shut off the ignition and unplug the scan tool.5Press "Menu" on the scan tool and scroll for the "Stored Code" option on the display screen. Select the "Stored Codes" option and reference your Tahoe's service manual to translate the engine code. This will tell you exactly what is wrong with your Tahoe. Related articles: