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1999 Ford F-250 Super Duty XLT 6.8L Low power
Vehicle have low power on heavy Acceleration. Checked fuel pressure 30-42 psi., MAF at idle is around 8gps and 180ish around 3500 rpm under full throttle. Can not get vehicle to tach out to get a full MAF #. Attached a vacuum gauge and under a power brake cond...
FIX posted 10/12/2011
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Related Documents & Media | VIN | 1FTNX21SXX |
| Engine | 6.8 L / 10 cyl / GAS |
| Trans | 5-speed Standard |
| Delivery | Fuel Injection |
| Emissions | OBD-II Compliant |
| Symptoms | Low Power |
| Occurs | Always, Under Load, on Accel |
| Misc. | 6.8L |
Message Closed w/FIX
Vehicle Data
1999 Ford F-250 Super Duty XLT
| VIN | 1FTNX21SXX |
| Engine | 6.8 L / 10 cyl / GAS |
| Trans | 5-speed Standard |
| Delivery | Fuel Injection |
| Emissions | OBD-II Compliant |
| Symptoms | Low Power |
| Occurs | Always, Under Load, on Accel |
| Misc. | 6.8L |
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