How to Remove Coolant Tank on a GMC Envoy. Replace Heater Control Valve

Hello YouTube, this video will show you how to access the heater valve control by removing the coolant reservoir. Show your support to the channel:) Time Stamps Remove Air Housing: 0:00-2:20 Remove Windshield Washer Tank: 2:20-4:23 Remove Coolant Tank: 4:23-6:35 Tips on replacing Heater Valve Control: 6:35