GENEVA -- General Motors Co. is introducing its first in-house diesel engine control unit on the new Opel/Vauxhall Meriva small minivan, making the carmaker independent of unit suppliers such as ...

General Motors has issued a new Special Coverage bulletin for certain units of the 2023 GMC Sierra 1500 to address a potential issue with the engine coolant control valve. Owners may notice that their ...

Switching from a gasoline engine to a diesel-powered setup is an enticing possibility, but it requires a lot more work than ...

Bosch launched the first common rail system in 1997. The system is named after the shared high-pressure reservoir (common rail) that supplies all the cylinders with fuel. With conventional diesel ...

The modern internal combustion engine is an engineering marvel. We’re light-years ahead of simple big blocks and carburetors, and now there are very fast, very capable computers sensing adjusting the ...

Researchers from Bochum, Germany, and San Diego, California, say they’ve found the precise mechanisms that allowed diesel Volkswagens and Audis to engage or disengage emissions controls depending on ...

There's a term that gets thrown around fairly frequently not just from diesel engine builders, but by automotive enthusiasts from all walks of life: "bulletproof." Simply put, "bulletproof" implies ...

Engine Control Unit (ECU) remapping is the ultimate way of increasing the performance and fuel economy of your car. Read on to find out more Back in the era of carburettors it was fairly easy to ...