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2003 GMC Envoy SLT 4.2L Not Cooling
Posted to GM HVAC on 5/22/2012 34 Replies

Help, this one has me stumped. when the vehicle is started in the morning the a/c works and cools. 25 low, 150 high. when you accelerate the pressures go haywire. first the pressures go to 45 low, 300 high. let off the gas and the car wants to stall and often ...

34 Replies Received (View Replies)

  Related Documents & Media  2003 GMC Envoy SLT

 
Message Closed w/FIX

car Vehicle Data

2003 GMC Envoy SLT

VIN 1GKDS13S53
Engine4.2 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
AffectedNot Cooling
ConditionsPressures
Message Closed w/FIX

car Vehicle Data

2003 GMC Envoy SLT

VIN 1GKDS13S53
Engine4.2 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
AffectedNot Cooling
ConditionsPressures