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1987 Chevrolet S10 2.5L Excessive Emissions, Poor Idle Quality, Poor Fuel Economy
Hello fellow techs Posting this for coworker,This truck runs great most of time intermittently truck will run poorly , when this happens scan data reads normal accept for system voltage goes to 19-21 volts,ACT [...] , inj pulse goes to 9.99. ck voltage at ecm ...
FIX posted 6/6/1999
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| VIN | 1GCBS14E1H |
| Engine | 2.5 L / 4 cyl |
| Symptoms | Excessive Emissions, Poor Idle Quality, Poor Fuel Economy |
| Occurs | Intermittently |
| Misc. | No A/C,P/S,2WD |
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Vehicle Data
1987 Chevrolet S10
| VIN | 1GCBS14E1H |
| Engine | 2.5 L / 4 cyl |
| Symptoms | Excessive Emissions, Poor Idle Quality, Poor Fuel Economy |
| Occurs | Intermittently |
| Misc. | No A/C,P/S,2WD |
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