The change-over valve has 2 tubes going to it. Just pull both tubes off and stick them together for an always-on situation. Wish I thought of it before buying new valves.

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1985 380SE Blue/Blue - 230,000 miles
2012 Subaru Forester 5-speed
2005 Toyota Sienna
2004 Chrysler Sebring convertible
1999 Toyota Tacoma