Every repair. Every upgrade. In your hands.

HowToo puts a real parts marketplace and an AI vehicle expert in the same app. Meet Orion: ask "How do I replace my alternator?" and get clear, step-by-step guidance for your exact year, make, model, trim, and engine, with the right tools, torque specs, and video references. Then buy the exact-fit parts in the same conversation. No part numbers. No guessing. No tabs full of forums.

WHAT ORION CAN DO
• Diagnose problems: describe a symptom or an engine code and narrow it down together
• Repair guidance: steps, tools, torque specs, fluids, and cautions for your exact vehicle
• Find parts by asking: "I need front brake pads" returns exact-fit matches, ready to buy
• Snap a photo: point your camera at any part and Orion identifies it and finds the replacement
• Know your vehicle: specs, maintenance schedules, and how every feature works
• Learn as you go: top video references without leaving the app

A REAL PARTS MARKETPLACE
• Over 2 million OEM and premium aftermarket parts, matched to your vehicle
• Authorized dealers for 1,000+ brands, so your parts and warranties are the real thing
• Guaranteed fit, easy returns
• Free shipping on every order, at your door as fast as two days
• Shipped from 500+ warehouses nationwide

HOW IT WORKS

Add your vehicle: pick it, scan your plate, or enter your VIN
Ask Orion anything: repairs, maintenance, sizes, capacities, or the part you need
Follow clear steps with visuals, tool lists, and torque specs
Add exact-fit parts to your cart and check out

POPULAR JOBS
• Brake pads and rotors
• Battery, alternator, and belt service
• Plugs, coils, filters, and fluids
• Wiper blades and cabin air filters
• Suspension and wheel bearings
• Tires, matched with our tire size scanner

SUPPORT
Questions or feedback? Reach us at howtoo.com or through live chat in the app. A real human answers.