EPA demands DEF failure data from diesel makers. Investigation could force recalls and software fixes for engines already on U.S. roads. 30-day deadline set.

Ive got a lot of experience diagnosing and data logging the ls platforms (currently own lm7, ls2, and 2 lt1’s). If i were you id start by checking the voltage at the alternator (i have seen them throw ...

Modern cars are filled to the brim with technology to keep you safe, ensure the car can keep moving, and - in the event of a mechanical issue - protect itself from potential damage. But what if ...