Obd2 scanner or the equivalent

Tips on how to Troubleshoot a 2001 Pontiac Montana 1Locate and eliminate the cover from the fuse box on your Pontiac Montana. The fuse box is on the side on the dashboard Professional diagnositic tools, on the driver's side from the automobile Obd2 scanner, and it might be quickly accessed once the passenger door is opened. Locate the OBD multiple-pin port in the fuse box and plug the diagnostic tool into the port. Turn the ignition key to the "On" position but tend not to start off the car.2Power on the diagnostic tool, following the manufacturer's directions, and wait for it to download the trouble code. The tool will commonly say "OK" (or the equivalent) when the difficulty codes have already been downloaded.3Unplug the tool from the port and replace the fuse box cover. Scroll down on the diagnostic tool menu to "Retrieve Code" and pick out this selection. The OBD-II reader will report any trouble codes stored inside the laptop that caused the "Check Engine" light on the dashboard to illuminate.4Reference the codes that you just downloaded within the previous step to the troubleshooting codes in the owner's manual for your 2001 Montana. Repair or replace the identified parts as necessary. Related articles: