The Family Handyman on MSN10 个月
How to Test and Clean an EGR Valve
The most common culprit is carbon buildup on the throttle body, exhaust gas recirculation (EGR) valve and idle air control ...
Autoblog16 年
PACCAR to use urea injection and EGR to clean up emissions
The company has announced plans to meet 2010 diesel emissions requirements by adding exhaust gas recirculation (EGR) and urea injection systems (SCR) to their engines. The 2010 standard will ...