Vacuum-operated EGR valves use a vacuum solenoid to vary the vacuum and direct it, opening and closing the EGR. Some systems even have sensors that feed information to the onboard computer. Digital ...

ChevronTexaco Global Lubricants (CTGL) has introduced a Delo-brand coolant for truck engines equipped with exhaust-gas recirculation (EGR) technology. Called Delo Extended Life Coolant (ELC), the ...

I mean, they’re terrible. This is caused by the EGR valve, the motor that drives these vents to open and close.” He explains that he was trying to get at a cooling pipe that needed fixing ...

When coolant ... delay solenoid timed out, however, TCS allowed for full vacuum advance for maximum throttle response, while a second switch connected to TCS denied vacuum to the EGR valve for ...

The exhaust gas recirculation (EGR) valve may stick open, resulting in an unexpected loss of drive power.

BMW of North America, LLC. (BMW) is recalling certain 2018 540d xDrive vehicles equipped with an Exhaust Gas Recirculation (EGR) module with an integrated cooler. The EGR cooler may leak ...