WREN is ready

Think first.
Turn the right wrench.

Guided vehicle diagnostics, verified repair records, and wiring tools built for the garage—not the classroom.

Start a diagnosis

WREN / SYSTEM STATUS ONLINE

WREN, the Wrench Buddy AI mechanic assistant

“Tell me what the machine is doing. We’ll narrow it down together.”

8 guided systems Local private garage VIN official lookup

WORKSPACE

Choose how you wrench

START HERE

Vehicle & symptom

Give WREN the machine and the problem. More detail produces a better path.

Year Make Model

Engine Mileage

VIN recommended

VIN not decoded.

What is it doing? Use Connected WRENVehicle details, symptoms, answers, and future scanner readings may be sent securely for AI analysis. Customer name and phone are never sent.

Offline guidance ready. Connected WREN is awaiting secure setup.

CIRCUIT WORKSPACE

Wiring diagrams

Learn with generic circuits or securely store an exact diagram you are authorized to use.

VERIFY BEFORE TESTING

Circuit

EXACT DIAGRAM VAULT

Authorized source I own this diagram or have permission to store and use it. Choose diagram imagePNG, JPG, or photo

No exact diagram selected.

Choose a circuit to begin.

YOUR MACHINES

My Garage

Vehicles, symptoms, and repair history kept together on this device.

+No saved vehicles yetStart a diagnosis and save the vehicle to build its history.

Think first.
Turn the right wrench.

Choose how you wrench

Vehicle & symptom

Let’s narrow it down

Vehicle record

Repair order

Wiring diagrams

My Garage

Think first.Turn the right wrench.

Choose how you wrench

Vehicle & symptom

Let’s narrow it down

Vehicle record

Repair order

Wiring diagrams

My Garage

Think first.
Turn the right wrench.