Well it fits the puzzle for now and it's free to test so might as well. Follow steps below to check it out.
" Remove the vacuum hose on the top of the EGR valve and plug it.
" Connect a short hose to the EGR valve.
" Start the car.
" Now suck on the hose, or use an appropriate tool to apply suction to the line
" this will open the EGR valve the engine should stumble and try to die.
If it does the EGR valve is working.
Tuesday, August 31st, 2010 AT 9:05 PM