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2005 GMC Sierra 1500 SLE 5.3L n/a
Posted to GM HVAC on 3/3/2010 7 Replies

Customer states that while driving down road, he adjusts the heat setting to a lower setting (midway) and after a bit it will go to full cold on it's own. Also in summer time he say's that it will start to blow heat while the A/C is on. This is a manual HVAC u...

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  Related Documents & Media  2005 GMC Sierra 1500 SLE

 
Message Closed

car Vehicle Data

2005 GMC Sierra 1500 SLE

VIN 2GTEK13T15
Engine5.3 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
AffectedN/A
ConditionsN/A
Message Closed

car Vehicle Data

2005 GMC Sierra 1500 SLE

VIN 2GTEK13T15
Engine5.3 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
AffectedN/A
ConditionsN/A