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2003 Chevrolet Avalanche 1500 Z71 5.3L Heat
Posted to GM HVAC on 4/29/2010 11 Replies

Hey guys need help with this one. Got this one from another shop. Vehicle has dual zone automatic heating/ac system and customer complaint is that if you turn both knobs to full heat (90 degrees)everthing is great...verified by putting temp gauge into vent and...

11 Replies Received (View Replies)

  Related Documents & Media  2003 Chevrolet Avalanche 1500 Z71

 
Message Closed w/Summary

car Vehicle Data

2003 Chevrolet Avalanche 1500 Z71

VIN 3GNEK13T33
Engine5.3 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
AffectedHeat
Message Closed w/Summary

car Vehicle Data

2003 Chevrolet Avalanche 1500 Z71

VIN 3GNEK13T33
Engine5.3 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
AffectedHeat