2003 GMC Sierra 2500 HD 6.6L No Start, very hard start
truck has a hard start problem. turns over good, no air leaks in fuel system found, glowplgs work good no intake restrictions. problem occurs after it has been sitting for a while, hot or cold. runs good once running and doesnt smoke. if you shut it off, will ...
FIX posted 3/5/2011
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Vehicle Data2003 GMC Sierra 2500 HD
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Vehicle Data
2003 GMC Sierra 2500 HD
VIN | [No VIN Available] |
Engine | 6.6 L / 8 cyl / DIESEL |
Trans | 4-speed Automatic (Electronic) |
Delivery | Fuel Injection |
Emissions | OBD-II Compliant |
Symptoms | No Start, Very Hard Start |
Occurs | Always, After Prolonged Periods of Sitting, Hot or Cold |