Had the same - Astra Z16XE petrol engine.
I asked about this on another forum and was given this advice:
Have ECU remapped to take EGR out.
Remove EGR.
EGR port blanked off using plate made from a drinks can.
Car runs fine.
Cost? A lot less than having the EGR replaced.
Edited by TRON on 30/05/2009 at 13:06
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