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1978 Cadillac Seville 5.7L Excessive Emissions
this vehicle failed an emission inspection for high co% at cruise. max allowed is 1.19%. fuel psi is ok, ignition is ok, i have no information as far as testing the manifold absolute pressure sensor mounted in the computer. the other input sensors appear funct...
FIX posted 1/17/2001
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| VIN | 6S69B8Q489 |
| Engine | 5.7 L / 8 cyl / GAS |
| Trans | 3-speed Automatic |
| Delivery | FI / MUTIPORT |
| Emissions | AIR PUMP, EGR, CONVERTER |
| Symptoms | Excessive Emissions |
| Occurs | Under Load |
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Vehicle Data
1978 Cadillac Seville
| VIN | 6S69B8Q489 |
| Engine | 5.7 L / 8 cyl / GAS |
| Trans | 3-speed Automatic |
| Delivery | FI / MUTIPORT |
| Emissions | AIR PUMP, EGR, CONVERTER |
| Symptoms | Excessive Emissions |
| Occurs | Under Load |
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