Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
Group Tester One (GT1): Notes
The Group Tester One (GT1) is a portable diagnostic tools. It has the same processor as the DISplus; a Pentium III, with 256 MB RAM and a 20 GB harddrive.
Other features include:
- 12.1" TFT color display, 1024 x 768 resolution
- Integrated PCMCIA card reader
- Integrated chip card reader
- Touch screen - same as DISplus
- Workshop grade case
- ASM-technology motherboard
- Temperature operating range from 35°F to 105°F
- 2.5 hours of operation with a fully charged battery.
- Can be powered by vehicle battery.
- Weighs 7.7 lbs.
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.
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