 
				
	| 1999 Ford F-350 Super Duty Lariat 7.3L Poor Idle Quality, Misfire, Poor Fuel Economy Ford Diesel techs, this Ford diesel runs like a gas engine with a bad plug wire, misfire and rough, with poor [...] being a trained diesel tech I try to gather as much info as possible before attempting repair. My first guess would be a faulty injector. Lookin... 
                        
                            Summary posted 10/7/2004
                               
                    iATN Members:  Login to view full TechHelp request Auto Repair Pros: Join iATN to read this TechHelp request Vehicle Owners: Find a nearby iATN member to repair your vehicle 11 Replies Received (View Replies)11 Replies Received (Hide Replies)
 | Message Closed w/Summary 
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| VIN | 1FDWF37F7X | 
| Engine | 7.3 L / 8 cyl / DIESEL | 
| Trans | 5-speed Standard | 
| Delivery | FI / sefi | 
| Emissions | OBD-II Compliant | 
| Symptoms | Poor Idle Quality, Misfire, Poor Fuel Economy | 
| Occurs | Always | 
Message Closed w/Summary
            
             Vehicle Data
 Vehicle Data
                1999 Ford F-350 Super Duty Lariat
| VIN | 1FDWF37F7X | 
| Engine | 7.3 L / 8 cyl / DIESEL | 
| Trans | 5-speed Standard | 
| Delivery | FI / sefi | 
| Emissions | OBD-II Compliant | 
| Symptoms | Poor Idle Quality, Misfire, Poor Fuel Economy | 
| Occurs | Always | 
 11 Replies Received
11 Replies Received
 11 Replies Received
          11 Replies Received
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