 
				
	| 1999 Chevrolet Silverado 1500 5.3L MIL Lamp on Vehicle came in running great, check engine light on for [...] P0171 & P0174. Cleaned injectors and MAF, cleared codes and passed drive cycle, inspected. Returned MIL on. Replaced filter, 48 PSI on fuel system. Tried MAF, no help. Replaced fuel pump with AC De... 
                        
                            FIX posted 1/4/2005
                               
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 | Message Closed w/FIX 
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| VIN | 2GTEC19T0X | 
| Engine | 5.3 L / 8 cyl / GAS | 
| Trans | 4-speed Automatic (Electronic) | 
| Delivery | FI / SEFI | 
| Emissions | OBD-II Compliant | 
| Symptoms | MIL Lamp On | 
| Occurs | Always, Cruise, Idle | 
Trouble Codes
| P0171 | Fuel System Too Lean (Bank 1) | 
| P0174 | Fuel System Too Lean (Bank 2) | 
Message Closed w/FIX
            
             Vehicle Data
 Vehicle Data
                1999 Chevrolet Silverado 1500
| VIN | 2GTEC19T0X | 
| Engine | 5.3 L / 8 cyl / GAS | 
| Trans | 4-speed Automatic (Electronic) | 
| Delivery | FI / SEFI | 
| Emissions | OBD-II Compliant | 
| Symptoms | MIL Lamp On | 
| Occurs | Always, Cruise, Idle | 
Trouble Codes
| P0171 | Fuel System Too Lean (Bank 1) | 
| P0174 | Fuel System Too Lean (Bank 2) | 
 29 Replies Received
29 Replies Received
 29 Replies Received
          29 Replies Received
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