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1990 Chevrolet Cavalier Z24 3.1L Excessive Emissions, Poor Idle Quality, Hesitation, Surge, Stall, Misfire
okay lets start with scanner readings: blocklearn reads 100and integrator reads 103, o2 reads 100-200 map reads 11 hgand 1.0-2.0 volts, iac counts @ 40. Now as far as Iunderstand it a low blocklearn of say 100 tells me that Ihave a leaky injector, bad regulato...
FIX posted 1/20/1999
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| VIN | 1G1JF14TOL |
| Engine | 3.1 L / 6 cyl / GAS |
| Trans | 3-speed Automatic |
| Delivery | FI / mpfi |
| Emissions | ca emissions |
| Symptoms | Excessive Emissions, Poor Idle Quality, Hesitation, Surge, Stall, Misfire |
| Occurs | On Decel, on Accel, Intermittently |
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Vehicle Data
1990 Chevrolet Cavalier Z24
| VIN | 1G1JF14TOL |
| Engine | 3.1 L / 6 cyl / GAS |
| Trans | 3-speed Automatic |
| Delivery | FI / mpfi |
| Emissions | ca emissions |
| Symptoms | Excessive Emissions, Poor Idle Quality, Hesitation, Surge, Stall, Misfire |
| Occurs | On Decel, on Accel, Intermittently |
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