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1989 Mercury Cougar 3.8L Excessive Emissions, Poor Fuel Economy
Hello again, need your help in this one. This car came with black smoke, noticed EGR cancelled and only with EVR code, verified voltages of all sensors and they were correct, except for HEGO sensors wich had a 1.4v value. Didn´t beleive them because they w...
FIX posted 4/21/1999
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Message Closed w/FIX
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| VIN | [No VIN Available] |
| Engine | 3.8 L / 6 cyl |
| Emissions | Ca Emissions |
| Symptoms | Excessive Emissions, Poor Fuel Economy |
| Occurs | Always |
Message Closed w/FIX
Vehicle Data
1989 Mercury Cougar
| VIN | [No VIN Available] |
| Engine | 3.8 L / 6 cyl |
| Emissions | Ca Emissions |
| Symptoms | Excessive Emissions, Poor Fuel Economy |
| Occurs | Always |
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