One of the common causes of lost power and performance in diesel-powered vehicles is a malfunctioning nitrogen oxides (NOx) sensor. These sensors monitor NOx levels in the vehicle’s exhaust. If they ...

Replacement part producer PowerEdge, a brand of Denso Products and Services Americas, has added sensors that monitor nitrogen oxide (NOx) levels to its line of aftermarket products for medium- and ...

General Motors has issued a service update for certain examples of the Chevy Silverado HD and GMC Sierra HD pickup trucks equipped with the 6.6L L5P V8 Duramax diesel engine due to an issue related to ...

This article applies to the Porsche 993 (1993-1998). Engine knock occurs when the air/fuel mixture in the cylinder does not combust correctly when the spark plugs are ignited, causing pockets of the ...