The Gm Tech2 scan tool is the same diagnostic equipment used by GM technicians to troubleshoot issues in GM vehicles. This powerful tool, equipped with authentic GM software, supports onboard diagnostics for all GM systems from 1992 to 2014. This article provides a comprehensive overview of the GM Tech2, its capabilities, supported vehicle models, and frequently asked questions.
Why Choose the GM Tech2 Scanner?
The GM Tech2 offers several key advantages for diagnosing and troubleshooting GM vehicles:
Multilingual Support
The Tech2 supports a wide range of languages, including English, Italian, French, Portuguese, German, Spanish, Korean, Japanese, Thai, and Chinese. Note: Specify your preferred language when ordering; otherwise, English will be the default.
Software Updates via 32MB Card
The system updates easily via a 32MB software card. When a newer version is released, simply purchase a new card to update your Tech2.
Broad Vehicle Coverage
The GM Tech2 supports a wide range of vehicle makes, including GM, SAAB, Opel, Suzuki, Isuzu, and Holden. Ensure you select the appropriate software for your specific vehicle make before ordering.
Extensive Year Coverage
The Tech2 provides diagnostic coverage for vehicles from 1992 to 2014. When used with the TIS2000 software, it can even program vehicles manufactured before 2007.
Important Considerations for GM Tech2 Users
- 12V Cars Only: The Tech2 only supports 12V cars, not trucks.
- Software Selection: The Tech2’s functionality depends on the selected software. Ensure you choose the correct software for your specific vehicle make (GM, SAAB, Opel, Suzuki, Isuzu, Holden) before placing your order. Expert/Australia Holden software is available as well.
GM Tech2 Software Options: A Detailed List
The GM Tech2 offers a comprehensive range of software options for various makes and models:
GM: Various language options available (English, Spanish, German, Japanese, French, Italian, Portuguese, Korean, Chinese) covering 1991-2014. Specific version numbers are listed for each language.
Opel: English, Italian, German, and Turkish versions updated to V180, covering 1997-2014.
Suzuki: English version V01.210.020.
SAAB: English version V148.000.
Isuzu: English versions for both CAN-BUS (V180, 2006-2015, supports models after 2010) and K-Line (V11.680, 1996-2014).
Holden: English versions for North America (V149.000, 1999-2013) and Australia (V147.000, 1999-2012).
Tech2 Specifications and Features: A Deeper Dive
The GM Tech2 boasts impressive specifications and features, making it a powerful diagnostic tool:
- Authentic GM Software: Provides comprehensive diagnostic capabilities for the latest GM vehicles.
- On-board Diagnostics: Supports diagnostics on all GM systems from 1992 to the current year.
- Removable Hardware Modules: Protects against obsolescence.
- Backlit Screen: Large and easy-to-read.
- RS232 & RS485 Ports: Enables connection of future devices.
- Data Capture: Captures DTCs, Freeze Frame, and Failure Records.
- Real-time Diagnostics: Displays the status of vehicle diagnostic tests.
- Bi-directional Control: Provides full bi-directional control for powertrain, chassis, and body diagnostics.
- CAN Interface Support: With the CAN diagnostic interface module, the Tech2 can diagnose vehicles using the CAN interface.
GM Tech2 vs. MDI: Key Differences
While both the Tech2 and MDI are used for GM diagnostics, they have key differences:
| Feature | GM Tech2 | GM MDI |
|---|---|---|
| Language | Limited Language Options | Multilingual (30+ languages) |
| Update Method | 32MB Software Card | Non-Updatable |
| Activation | No Activation Required | Activation Required |
| Software | Supports Original Programming | Supports Original Factory Software |
| OS Requirement | None | Windows XP |
| Vehicle Support | 12V Cars Only | Cars from 1990-2019 |
| Programming | Supports Reprogramming with TIS2000 | Supports Offline Programming for Some Models |
Frequently Asked Questions about the GM Tech2
A comprehensive FAQ section addresses common questions about the GM Tech2’s capabilities, compatibility, and usage. This section covers topics such as VIN reading, compatibility with specific models (Hummer H3, Chevy Tahoe, Saturn, Cadillac Escalade), airbag resetting, fault code clearing, coding capabilities, key coding, control unit programming, dongle requirements, Windows compatibility, K-LINE support, programming for Opel/SAAB/Suzuki, truck compatibility, troubleshooting errors, and button repair. Consult this section for detailed answers to common queries. For example, the FAQ clarifies that the Tech2 can program GM cars before 2007 but not Opel, Saab, or Suzuki. It also explains that an additional truck adapter is needed for diagnosing trucks.
