1998 Lumina 3.1 I had codes of p0401 and p0442. I found that the egr
> valve was plugged up just in front of the throttle body. I removed it
> unplugged it and cleaned up everything. Now will someone please tell me
> how to clear this service engine light soon, pleease. The jerks at the
> parts store will read the codes and sell you the parts to fix it but they
> said they are not allowed to clear it???????????? what kind of crap is > this? Greg
Lots crap. I went down to Auto Zone and they happily cleared my codes.
What parts store?
Probably find another store to help you with buying parts.