
2004 GMC Sierra 2500 HD SLE 6.6L No Start
hey everyone i need help iam not much of a diesel mechanic. I have this duramax that wont start. Owner replaced his own fuel filter and after a couple hours driving he noticed lack of power and his fuel pressure was dropping down he could not remember to what ...
FIX posted 4/30/2012
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Message Closed w/FIX
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VIN | 1GTHK29184 |
Engine | 6.6 L / 8 cyl / DIESEL |
Trans | 6-speed Standard |
Delivery | Fuel Injection |
Emissions | OBD-II Compliant |
Symptoms | No Start |
Occurs | Always |
Trouble Codes
P1621 | Control Module Long Term Memory Performance |
Message Closed w/FIX
Vehicle Data
2004 GMC Sierra 2500 HD SLE
VIN | 1GTHK29184 |
Engine | 6.6 L / 8 cyl / DIESEL |
Trans | 6-speed Standard |
Delivery | Fuel Injection |
Emissions | OBD-II Compliant |
Symptoms | No Start |
Occurs | Always |
Trouble Codes
P1621 | Control Module Long Term Memory Performance |