I'm putting together a proper home garage setup and want to know what tools for car maintenance are absolutely essential. I don't want to waste money on stuff I'll never use, but I also don't want to be halfway through a repair and realize I need a special tool. What's your must have list for someone who wants to handle most basic repairs and maintenance themselves?
I'll start with my basics that I use all the time: good quality jack and jack stands (never work under a car supported only by a jack), torque wrench for lug nuts and critical bolts, socket set with both metric and standard, screwdrivers (flat and Phillips), pliers (regular, needle nose, and locking), and a good flashlight. Oh and oil filter wrench - the right kind for your filter.
Professional mechanic here. Beyond the basics, I'd add: breaker bar for stubborn bolts, OBD2 scanner (even a cheap one), multimeter for electrical issues, funnel set for fluids, catch pan for oil changes, and a good set of trim removal tools (plastic pry bars). Those plastic tools are essential for interior work without damaging clips. Also, magnetic parts tray - keeps small bolts from getting lost.
Don't forget about safety gear! Good gloves (mechanic gloves, not just gardening gloves), safety glasses, and if you're doing anything with chemicals or lots of dust, a respirator or at least a dust mask. Also, a fire extinguisher rated for automotive fires - small investment that could save your car or garage.
I'd add a good set of wrenches (combination wrenches are versatile), hose clamp pliers (makes dealing with hose clamps way easier), and a battery terminal cleaner. Also, consider a code reader/scanner - even a basic one can save you hundreds in diagnostic fees. For tools for car maintenance, buy quality but you don't need SnapOn for home use. Harbor Freight tools are fine for most DIY jobs.
One tool that's saved me multiple times: a telescoping magnet. When you drop a bolt into some dark crevice in the engine bay, this thing is magic. Also, a good work light - LED with a magnetic base so you can stick it where you need light. And zip ties - always have zip ties. They're not just for bundling wires, they can make temporary fixes in a pinch.