New diesel engine emissions requirements are driving service, diagnostics and parts strategies before trucks reach fleet ...

In this video, we explain car engine sensors, detailing their functions, operations, locations, and effects of malfunctions.

Some GM vehicles may not start, shut off, or run properly because of a faulty fuel pump control module. Here are the affected ...

P0171 is a diagnostic trouble code that means the engine’s air-to-fuel mixture on Bank 1 is too lean, with too much air relative to the amount of fuel being delivered. The most common cause is a ...