While OBD2 scanners can provide essential diagnostic information like check engine light codes, they may not give access to the more intricate systems within GM vehicles. However, some OBD2 scanners are optimized for GM vehicles, offering access to a broader range of data.
Autel GM-Specific OBD2 Scanners: Offers enhanced diagnostics beyond standard OBD2 features.
Launch Creader V+: Provides live data streaming and supports GM-specific protocols.
GM Tech 2 Scanner
The Tech 2 scanner is the original equipment diagnostic tool used by GM dealerships and service centers. It provides comprehensive access to all GM vehicle systems, including engine, transmission, ABS, and body modules. The Tech 2 is a popular choice among professional mechanics for its reliability and in-depth diagnostic capabilities.
Key Features:
Access to all control modules, including SRS, BCM, and PCM.
Programming and reprogramming capabilities.
Bi-directional controls for advanced diagnostics.
Ideal for GM vehicles built between 1992 and 2013.
GM MDI (Multiple Diagnostic Interface)
The GM MDI is the newer generation of diagnostic tools used for GM vehicles, replacing the Tech 2. It is designed to diagnose and program newer GM models from 2010 onward and supports advanced diagnostics, ECU programming, and module reprogramming.
Key Features:
Compatible with Global A and B GM vehicles.
Faster diagnostic speed and improved connectivity over the Tech 2.
Supports wireless connections via MDI 2 for enhanced flexibility.
Access to GDS2 (Global Diagnostic System) software for full diagnostic capability.
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