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2003 GMC Sierra 2500 HD SLE 8.1L Intermittent A/C Operation
System at times blows cold, charge pressure is up to spec, system will work at times, when not working/ blowing warm, testing at A/C clutch relay, power will come for 1 sec, then shut off 15 secs, approx. when system blowing cold compressor will run constant, ...
FIX posted 10/8/2016
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Related Documents & Media | VIN | 1GTHK23G33 |
| Engine | 8.1 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | Fuel Injection |
| Affected | Intermittent A/C Operation |
| Conditions | Intermittent Operation |
| Misc. | A/C Intermittently Blowing Cold, Then Hot, A/C Relay 1 Second on 15 Sec Off, No Cold, System Charged |
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Vehicle Data
2003 GMC Sierra 2500 HD SLE
| VIN | 1GTHK23G33 |
| Engine | 8.1 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | Fuel Injection |
| Affected | Intermittent A/C Operation |
| Conditions | Intermittent Operation |
| Misc. | A/C Intermittently Blowing Cold, Then Hot, A/C Relay 1 Second on 15 Sec Off, No Cold, System Charged |
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