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International Automotive Technicians Network
2008 Chevrolet Silverado 3500 HD WT 6.6L AC Compressor
Posted to GM HVAC on 6/7/2017 8 Replies

2008 Silverado 1 ton Duramax, Manual AC compressor will not engage unless commanded through the pcm with Tech2 . Then it works and cools fine. No error codes in either pcm BCM or HVAC Module, PCM Says under ac request no. HVAC Module says ac request yes but wi...

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  Related Documents & Media  2008 Chevrolet Silverado 3500 HD WT

 
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car Vehicle Data

2008 Chevrolet Silverado 3500 HD WT

VIN 1GCJK33618
Engine6.6 L / 8 cyl / DIESEL
Trans6-speed Automatic (Electronic)
DeliveryFuel Injection
AffectedA/C Compressor
ConditionsNot Working
Misc.None
Message Closed

car Vehicle Data

2008 Chevrolet Silverado 3500 HD WT

VIN 1GCJK33618
Engine6.6 L / 8 cyl / DIESEL
Trans6-speed Automatic (Electronic)
DeliveryFuel Injection
AffectedA/C Compressor
ConditionsNot Working
Misc.None