 
				
	| 2003 GMC Yukon XL 2500 SLE 8.1L MIL Lamp on Hi all, This keeps setting a code for a large e-vap leak. The gas cap has been tested. The system has been smoke tested. It has 2 gas [...] wondering what to do next. Thank You for any and all help, Greg S. 
                        
                            Summary posted 9/21/2010
                               
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| VIN | 3GKGC26G33 | 
| Engine | 8.1 L / 8 cyl / GAS | 
| Trans | 4-speed Automatic (Electronic) | 
| Delivery | Fuel Injection | 
| Emissions | OBD-II Compliant | 
| Symptoms | MIL Lamp On | 
| Occurs | Intermittently | 
Trouble Codes
| P0455 | EVAP System Very Large Leak Detected | 
Message Closed w/Summary
            
             Vehicle Data
 Vehicle Data
                2003 GMC Yukon XL 2500 SLE
| VIN | 3GKGC26G33 | 
| Engine | 8.1 L / 8 cyl / GAS | 
| Trans | 4-speed Automatic (Electronic) | 
| Delivery | Fuel Injection | 
| Emissions | OBD-II Compliant | 
| Symptoms | MIL Lamp On | 
| Occurs | Intermittently | 
Trouble Codes
| P0455 | EVAP System Very Large Leak Detected | 
 10 Replies Received
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 10 Replies Received
          10 Replies Received
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