General Motors has released a fix to address an issue related to the diesel particulate sensor in certain examples of the Cadillac XT4 crossover. The problem: in affected vehicles, the diesel ...

Diesel particulate matter (DPM) comprises the soot and fine particles generated during the combustion of diesel fuel, which pose significant environmental and health challenges. Over recent decades, ...

I bought a 2013 Holden Captiva brand-new. The diesel-particulate warning light and beeps came on and made the car sluggish. It was sent back to the dealer but they could not recreate the problem in ...

My 2005 Volvo S40 diesel has suddenly lost most of its power and I'm told it needs a new diesel particulate filter, sensor and fluid. Apparently this planned obsolescence will cost about £740. Do I ...