We earn commissions from purchases you make using links in our articles. Learn more. If your car or truck’s check engine light is on, there’s a stumble when accelerating, or if the transmission just ...

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 ...

In the past, car diagnostic tools were prohibitively expensive. Prior to 1996, an independent technician could expect to pay thousands of dollars for a tool that was compatible with only a single ...

Modern technology has made diagnosing vehicular issues much easier than ever before. Using an OBD2 (On-Board Diagnostics II) scanner is a relatively simple process that can provide crucial information ...

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 ...

Gear-obsessed editors choose every product we review. We may earn commission if you buy from a link. Why Trust Us? The check engine light by its nature is vague, just a general indication that ...

The world of car diagnostics has changed a lot over the last 50 years. Back in the '70s and earlier, a mechanic's most valuable diagnostic tools were usually their eyes and ears. You could figure out ...

Add Yahoo as a preferred source to see more of our stories on Google. The world of car diagnostics has changed a lot over the last 50 years. Back in the '70s and earlier, a mechanic's most valuable ...