OBD-II diagnostic device BlueDriver interprets engine error codes to suggest what might need fixing, and lets you know if your car is ready for a smog check. Wayne ...

In 1976, Chrysler ushered in the computer engine management system era with their Electronic Lean Burn 400 4-bbl. This early computerized spark-advance control system was developed to make the engine ...

️ Editor's note: This product category requires new testing about once a year. We'll update this article with the most recent information when it's available. Modern cars are technological marvels, ...