Many customers ask for this question: what is the difference between GM tech 2 and GM MDI Tech 3 scan tool, if you want buy GM Diagnostics Tools, which one is good? here, we suggest which one is good auto diagnostic tool for GENERAL MOTORS GM MDI Tec…

When you use GM MDI on your laptop , you may meet some troubles . Such as it cant communicate with the software . Lets see how to solve this issue . First, you should make sure the MDI Manager software was installed on laptop well and the MDI must be…

GM has had its newest programming/J2534 Pass Thru device on the market for some years now. A lot has been said about it and I am here to tell you that I have finally taken the plunge into GM MDI in, pretty much, all of its aspects. I decided after ta…

Dear Joy, I have a problem using GM MDI diagnostic tool. When I installed it on my laptop, the tool prompted me a “fatal error (6)”. The Description reads that “Cannot complete the installation. For details please check the installation log and conta…

Just information for you to make a wise purchase of GM scan tools for SPS programming: (here, I focus on SPS GDS2 on Abrites j2534 and GM MDI) In the past ( few years ago when I bought my AVDI ) When I bought my tool I used Global Tis v32 and was abl…

This is about GM Tech 2 scan tool for Hummer troubleshooting and programming. Can I have a cheap Tech 2 for Hummer? Yep. Both the original and HQ clone can work for your car. Where can I get a working clone at a good price? https://www.obd2tool.com/g…

Being I have owned some of these units. Can offer some advice… GM Tech 1, GM Tech 1a. Early and latter versions. Built and software by Vetronix. Petty much obsolite tool. GM coverage ended in 1997. ‘Valuable’ units would be with a GM MSC (mass storag…

I purchased my Tech2 from obd2tool.com and it operates excellent. Can not definitely compare software using a Tech2 as that may be comparing hardware to a system. That getting said, there is certainly a software side of items that operate alongside t…

Professional Diagnostic Tools gm tech 2 scanner china with multi-languages, TIS2000 Programming CD, CANDI interface, update via 32MB Card, multi car model software to choose,Support GM,SAAB,OPEL,SUZUKI,ISUZU and Holden. One GM Tech II Scanner can be…

灰色系统理论中,GM(1,1)建模很常用,但他是有一定适应范围的. GM(1,1)适合于指数规律较强的序列,只能描述单调变化过程.对于具有一定随机波动性的序列,我们考虑使用Verhulst预测模型,或者GM(2,1)模型. Verhulst和GM(2,1)适合于非单调的摆动发展序列或者具有饱和状态的 S 形序列. Verhulst预测模型 Verhulst模型的定义如下: 对于模型参数,使用最小二乘估计有以下结果: 最终,可以求得灰色Verhulst的解为: Verhulst模型应用:道路交通事…