GaragePro positions itself as a comprehensive vehicle diagnostics solution that extends beyond basic OBD2 code reading to encompass specialized functions across multiple electronic control units. Developed by CaRPM for Android devices, the application interfaces with standard ELM327 scanners to deliver professional-grade capabilities typically found in expensive dedicated tools. The application's core functionality spans reading codes from all vehicle ECUs including engine, airbag, ABS, and body control modules. Beyond diagnostics, it enables advanced procedures like injector coding, diesel particulate filter regeneration, throttle reset, ABS bleeding, and steering angle calibration. The software supports over 200 diagnostic functions across cars, motorcycles, and heavy commercial vehicles, making it one of the most extensive mobile-based diagnostics solutions available. User experience centers around a functional interface that prioritizes accessibility to complex automotive systems. The app generates detailed reports that can be emailed directly from the device, facilitating communication between DIY users and professional mechanics. Real-world usage patterns indicate particular value for quick diagnostics in field situations where dedicated scanners are unavailable, though the interface lacks the polish of consumer-focused applications. User feedback highlights responsive customer support as a significant strength, with multiple reviews noting quick resolution of account issues through chat and email support. Colvin McAllister (February 2025) praised the customer service experience, while Lino Barraza (April 2025) noted the app's value as a backup to expensive dedicated scanners. However, some functionality limitations exist, as noted by D N (November 2024) regarding specific Triumph motorcycle compatibility issues, though the developer's refund policy received positive mention. The application demonstrates notable strengths in its extensive functionality and responsive support, though users should verify specific vehicle compatibility before purchasing premium features. It serves best as a secondary diagnostics tool for professionals or as a primary solution for advanced enthusiasts needing capabilities beyond basic code reading, particularly for European vehicles requiring specialized reset procedures.