engine light comes on and code reader says egr system
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engine light comes on and code reader says egr system
Which engine does your car have?
There are several troubleshooting charts in the shop manual depending on which engine is used.
Century Estate Wagon V6-231 3.8L VIN 3 FI (1987)
Do you have vacuum to the EGR and have you applied vacuum to the valve to see if the diaphragm is good?