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2003 GMC Yukon Denali 6.0L Rear Heat & Front Seat Heater
Posted to GM HVAC on 12/8/2009 3 Replies

Vehicle came in with no rear heat and front seat heaters inop. The rear heat blows cold air only. I can remove the temp actuator and flip the blend door manually and get good heat.I tried swapping the actuators and still have the same problem and the control a...

3 Replies Received (View Replies)

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Message Closed w/Summary

car Vehicle Data

2003 GMC Yukon Denali

VIN 1GKEK63U93
Engine6.0 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
AffectedRear Heat & Front Seat Heater
ConditionsCold Air Only
Message Closed w/Summary

car Vehicle Data

2003 GMC Yukon Denali

VIN 1GKEK63U93
Engine6.0 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
AffectedRear Heat & Front Seat Heater
ConditionsCold Air Only