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	 2004 Chevrolet Express 2500 4.8L Misfire 
		
		Hello fellow techs. I need some suggestions on this van, custs complaint light blinks after driving on highway for a while. sure enough drive @ highway speeds usually 70 mph check engine light blinks. whats odd is you can't feel mis. check codes p0300 random m... 
                        
                            FIX posted 1/2/2013
                             
                 
                            
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           Message Closed w/FIX 
	   
	   
	   
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| VIN | [No VIN Available] | 
| Engine | 4.8 L / 8 cyl / GAS | 
| Trans | 4-speed Automatic (Electronic) | 
| Delivery | Fuel Injection | 
| Emissions | OBD-II Compliant | 
| Symptoms | Misfire | 
| Occurs | Cruise, Highway Speeds | 
Trouble Codes
| P0122 | Throttle Position Sensor Circuit Low Voltage | 
| P0174 | Fuel System Too Lean (Bank 2) | 
| P0300 | Multiple Misfire Detected | 
Message Closed w/FIX
            
            
 Vehicle Data
                2004 Chevrolet Express 2500
| VIN | [No VIN Available] | 
| Engine | 4.8 L / 8 cyl / GAS | 
| Trans | 4-speed Automatic (Electronic) | 
| Delivery | Fuel Injection | 
| Emissions | OBD-II Compliant | 
| Symptoms | Misfire | 
| Occurs | Cruise, Highway Speeds | 
Trouble Codes
| P0122 | Throttle Position Sensor Circuit Low Voltage | 
| P0174 | Fuel System Too Lean (Bank 2) | 
| P0300 | Multiple Misfire Detected | 
                            
32 Replies Received
          32 Replies Received
          
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