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1989 Ford F-250 Custom 7.5L Excessive Emissions, Poor Idle Quality, Poor Fuel Economy
after every shop in town and alot of new parts the customer still conplains of poor fuel economy and low power up hills. the new factory heated o/2 sensor does switch at the 4%co reading at cruse. if you hold the rpm up to 3000 the mixture will clean up.(below...
FIX posted 6/6/2001
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| VIN | 1FTHX25G3K |
| Engine | 7.5 L / 8 cyl / GAS |
| Trans | 4-speed Automatic |
| Delivery | FI / PORT |
| Emissions | CA EMMISSIONS |
| Symptoms | Excessive Emissions, Poor Idle Quality, Poor Fuel Economy |
| Occurs | Always, Intermittently |
Message Closed w/FIX
Vehicle Data
1989 Ford F-250 Custom
| VIN | 1FTHX25G3K |
| Engine | 7.5 L / 8 cyl / GAS |
| Trans | 4-speed Automatic |
| Delivery | FI / PORT |
| Emissions | CA EMMISSIONS |
| Symptoms | Excessive Emissions, Poor Idle Quality, Poor Fuel Economy |
| Occurs | Always, Intermittently |
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