Having problems with your 1997 GMC Yukon ?
Yukon heater control valve leak
\015 When I start up and the engine is cold, there is an immediate leak coming form the heater control valve. once the engine is warm the leak stops. this happens every day. I've replaced the control valve and attached hoses but still leaks just the same way. \012any ideas what's going on?\015
Repair Help & Product Troubleshooting for 1997 GMC Yukon
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