RD6michigan Posted July 16, 2021 Share Posted July 16, 2021 The lever on the temperature control seems to be stuck. You can put pressure on it to move but it springs back. Any Ideas? Quote Link to comment Share on other sites More sharing options...
Steve L Posted July 16, 2021 Share Posted July 16, 2021 Sounds like the water valve that’s usually mounted on the firewall is stuck or seized. 1 Quote Link to comment Share on other sites More sharing options...
Popular Post Dirtymilkman Posted July 17, 2021 Popular Post Share Posted July 17, 2021 Or the cable is froze up. 3 Quote Link to comment Share on other sites More sharing options...
Joey Mack Posted July 24, 2021 Share Posted July 24, 2021 I bet the stupid mack valve is stuck, or the cable clamp is loose or gone and the cable is bowed. have you looked at the heater line to see if the valve is stuck? 1 Quote Link to comment Share on other sites More sharing options...
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