Handheld tuners are great because they’re portable and easy to use, but they can be more expensive. But what’s the best tuner for multiple vehicles? There are a few things to consider when choosing a tuner for multiple vehicles.įirst, you need to decide if you want a handheld tuner or an installed tuner. If you’re a car enthusiast with more than one vehicle, then you know that having a good tuner is important. Be sure to do your research and understand the risks involved before proceeding. Overall, using a tuner on multiple cars is definitely possible – but it’s not something that should be done lightly. If this is something that concerns you, be sure to check with your manufacturer before making any changes. Third, be aware that using a tuner on multiple cars can void your warranty. While it may be tempting to just set it and forget it, this isn’t always the best idea. This means that you’ll need to take the time to adjust the tuner for each car individually. Second, keep in mind that each car will require its own unique settings. Not all tuners will work with every car, so it’s important to do your research beforehand.

The short answer is yes, you can! However, there are a few things to keep in mind before doing so.įirst, it’s important to make sure that the tuner you’re using is compatible with the make and model of both cars. If you’re a car enthusiast, you’ve probably wondered if you can use a tuner on multiple cars. Select the desired tuning options for each car and flash them onto the vehicles’ ECUs.Enter the VIN numbers of the cars you wish to tune into the provided field.

Select the “Multiple Cars” option on the main menu.Connect the Diablo tuner to your car’s OBD-II port.Download and install the Diablo tuner onto your computer.last I heard the mechanic had it on the computer and could not hook up their computers to the ECM that was Friday they were going to start working on it Monday again possibly reflash the computer and figure out why it's not hooking up. truck is under warranty they also said Ford had no way of knowing that it was flashed previously so I chose to take it to ford. take the computer out of the truck and send it to them they would reflash it and send it back to me,that would take a week.

The tuner went into recovery mode we believe it reverted back to stock but the codes were still there and the truck would not start when I again try to reload the 91 octane boost the tuner would not hook up to the truck saying there was no ECM found I called tech-support at Diablo they went through a checklist and said they've never heard of this before. that's when everything fell apart I ended up with lots of warning symbols on the dash such as won't start,low oil pressure over temperature on engine and truck wouldn't start I then tried to revert back to stock to be able to start all over again. The idle at park was a little rough so I went back to adjust some of the priamiters 50rpm more at idle and some of the shift points. I installed the 91 octane tune it seemed to have Hugh ***** I'm trying to find out from Diablo what they figure the HP/TQ gains are. It's only got a cold air box, the resonator was taken off and muffler replaced with a magna flow

Used diablosport tuner