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2007 GMC Sierra 3500 Classic SLT 6.6L Compressor
Posted to GM HVAC on 6/1/2016 33 Replies

I am not very familiar with A/C systems, am able to do the basics. Seems to me like a pressure problem (not sure what the low and high side pressures should be) or the pressure switch, but am not sure how to test the switch. Any ideas or info would be greatly ...

33 Replies Received (View Replies)

  Related Documents & Media  2007 GMC Sierra 3500 Classic SLT

 
Message Closed w/FIX

car Vehicle Data

2007 GMC Sierra 3500 Classic SLT

VIN 1GTJK33D67
Engine6.6 L / 8 cyl / DIESEL
Trans6-speed Automatic (Electronic)
DeliveryFuel Injection
AffectedCompressor
ConditionsA/C Inop, A/C Premission Withheld
Misc.Fire Under Hood, Previous Repairs by Another Shop
Message Closed w/FIX

car Vehicle Data

2007 GMC Sierra 3500 Classic SLT

VIN 1GTJK33D67
Engine6.6 L / 8 cyl / DIESEL
Trans6-speed Automatic (Electronic)
DeliveryFuel Injection
AffectedCompressor
ConditionsA/C Inop, A/C Premission Withheld
Misc.Fire Under Hood, Previous Repairs by Another Shop