Quote:
Originally Posted by petener999
I have been chasing the same demon for a while. I even changed all of the vacuum lines, divertor valve(1) and check valve(6), code (P0491) still comes back.
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You may need to bite the bullet and change the pump. I know I had the problem last year and $12 worth of rubber hose fixed the problem but I looked at pump prices just in case.(Somewhere north of $300!)