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Old 11-10-2003, 08:34 PM
psfred psfred is offline
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Join Date: Aug 2001
Location: Evansville, Indiana
Posts: 8,150
Aux pump isn't working, possible collapsed hose somewhere too.

Check for aux pump operation, and if the engine temp drops on the highway, replace the thermostat, it's hanging open. Very common, one of the "legs" on the thermostat breaks free and the wax pellet cannot move the valve properly.

Peter
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