Men’s Journal aims to feature only the best products and services. If you buy something via one of our links, we may earn a commission. It’s something no driver wants to see: a check engine light ...

Modern cars are basically computers on wheels. With so many electrical systems, sensors, and motors, there’s so much that could potentially go wrong. When something does go awry, pinpointing the ...

View post: Walmart Has a Pair of 'Bright' Rechargeable Flashlights on Sale for Just $18 The Ancel AD310 OBD II Diagnostic Scanner is just $24 right now, $12 less than the $36 it’ll normally run you.