HowToo: Auto Parts & Repair

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.