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1991 Buick LeSabre Limited 3.8L Excessive Emissions
mass air reads aprox 20gps at idle runs rich inj pw 14ms wire good from mas sensor to ecm changed prom ecm & mafs reads air flow when sensor un pluged when motor stopes air flow 0gps
FIX posted 11/21/2010
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Related Documents & Media | VIN | 1G4HR54C4M |
| Engine | 3.8 L / 6 cyl / GAS |
| Trans | 4-speed Automatic |
| Delivery | Fuel Injection / multi port |
| Emissions | c3 |
| Symptoms | Excessive Emissions |
| Occurs | Always |
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Vehicle Data
1991 Buick LeSabre Limited
| VIN | 1G4HR54C4M |
| Engine | 3.8 L / 6 cyl / GAS |
| Trans | 4-speed Automatic |
| Delivery | Fuel Injection / multi port |
| Emissions | c3 |
| Symptoms | Excessive Emissions |
| Occurs | Always |
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