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	 2004 GMC Sierra 2500 HD SLE 6.6L Hesitation, MIL Lamp on, Smokes and no power 
		
		this is now the second truck we have in our shop with over 300k miles and with the same exact problems. when the customer is cruising on the freeway and then needs to step on it or even getting on a on-ramp sometimes its just black smoke and no power. sets the... 
                        
                            FIX posted 4/11/2014
                             
                 
                            
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         Message Closed w/FIX 
	   
	   
	   
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| VIN | 1GTHC29164 | 
| Engine | 6.6 L / 8 cyl / DIESEL | 
| Trans | 5-speed Automatic (Electronic) | 
| Delivery | Fuel Injection | 
| Emissions | OBD-II Compliant | 
| Symptoms | Hesitation, MIL Lamp on, Smokes and No Power | 
| Occurs | On Accel | 
| Misc. | Stock Computer | 
Trouble Codes
| P0101 | Mass Airflow Sensor Range/Performance | 
| P0401 | EGR System Insufficient Flow Detected | 
Message Closed w/FIX
            
            
 Vehicle Data
                2004 GMC Sierra 2500 HD SLE
| VIN | 1GTHC29164 | 
| Engine | 6.6 L / 8 cyl / DIESEL | 
| Trans | 5-speed Automatic (Electronic) | 
| Delivery | Fuel Injection | 
| Emissions | OBD-II Compliant | 
| Symptoms | Hesitation, MIL Lamp on, Smokes and No Power | 
| Occurs | On Accel | 
| Misc. | Stock Computer | 
Trouble Codes
| P0101 | Mass Airflow Sensor Range/Performance | 
| P0401 | EGR System Insufficient Flow Detected | 
                            
9 Replies Received
          9 Replies Received
          
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