To do the fuel injector service on GMC Denali using Thinkdiag OBD2 code scanner and one Phone (IOS or Android).
If your fuel injectors ever needs to be replaced and needs to be serviced, then you can go ahead and change that with Thinkdiag device.
Let’s go ahead and get it connected and show you how to do that.
Have Thinkdiag device connected to GMC Denali, and have the ignition on.
Start up the Thinkdiag APP.
Go into the “ThinkStore”.
Select GM.
Select “LD Trk, MPV, Incomplete”.
GMC truck.
Sierra.
2007 – 2013.
Enter “Engine Control Module”.
Select “Cylinder 1 Injector Identifier”.
Input a new identifier.
Performed successfully.
Go back and to confirm, you see that the number changed at the end there.
And once we change that, we have to go into here the spark plug or the glow plug and also change it here as well. Then once we do this, it will be all set up.
GMC Denali Injector coding using Launch Thinkdiag + IOS / Android Phone, Succeeded!
