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1986 GMC S15 Jimmy 2.8L Excessive Emissions, Poor Fuel Economy
Vehicle runs rich and produces blackish exhaust always. Have checked for vacume leaks around tbi unit and intake manifold, none found. can force lean condition by unplugging one of the injectors harnesses. Have ohmed injectors both 1.2 ohms. Noid light flashes...
Summary posted 11/15/2000
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Related Documents & Media 
| VIN | VEHICLE VI |
| Engine | 2.8 L / 6 cyl / GAS |
| Trans | 4-speed Automatic |
| Delivery | FI / duel TBI |
| Emissions | ODB1 |
| Symptoms | Excessive Emissions, Poor Fuel Economy |
| Occurs | Always |
Trouble Codes
| 45 | o2 rich |
Message Closed w/Summary
Vehicle Data
1986 GMC S15 Jimmy
| VIN | VEHICLE VI |
| Engine | 2.8 L / 6 cyl / GAS |
| Trans | 4-speed Automatic |
| Delivery | FI / duel TBI |
| Emissions | ODB1 |
| Symptoms | Excessive Emissions, Poor Fuel Economy |
| Occurs | Always |
Trouble Codes
| 45 | o2 rich |
Video