Larry.. Do any other types of failures occur with the expansion valve??? Other than sticking shut that is??

I'm still chasing a problem with my system not really getting that cold. When I hade everything apart, I did not replace the expansion valve.. I'm kind of running out of things to chase..

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89 300SEL Money Pit

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88 Wagoneer Slightly modified (Not for soccer moms)

04 Kia Sedona with every option... NICE