How VXDIAG VCX NANO GM reprogram ECU ECM TCM for 2008 Buick?

This blog shows how VXDIAG VCX NANO GM reprograms ECM TCM for 2008 Buick. VXDIAG VCX NANO for GM/ Opel is a car diagnostic tool  and reprogramming tool which supports support GM Tech2Win and GDS2. It has faster reprogramming speed than other tools.

Step1. Register ACDelco TDS website. ( Accept the terms and conditions of use to continue.


Step2. Choose “Service and Programming Information” on menu. Then click on “Access your subscription”.


Step3. Choose “Service Programming System (SPS)”.

Click “Start SPS”


Step4. Select diagnostic tool: J2534 VXDIAG; Select Programming Progress: Reprogram ECU. Click “Next”

It will show “Connect J2534 device to vehicle and PC”, follow the tip then click “Next”.


Step5. Validate and select vehicle data

Then it will show VIN information, click “Next”.


Step6. Select controller: choose “ECM” then “Normal” and click “Next”.

Click “Next”, “Next”, “OK”. Now VXDIAG VCX NANO reprogramming Buick ECM is completed.



Step7. Click “New” then choose “TCM” then “Normal” and click “Next”.

And steps are the same as the above.


Now VXDIAG VCX NANO GM reprograms 2008 Buick ECU successfully!