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1990 Chevrolet C1500 Cheyenne 5.7L Excessive Emissions
Hello all, I've hit a wall. This is what I've got, hold the throttle at 2000rpm, o2 volts go to .030 sometimes less. Scan data shows integrator at 128, block learn at 117, coolant temp 185f, CLOSED LOOP operation, 1.5ms injector pulse width (checked with lab s...
FIX posted 11/30/2007
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17 Replies Received
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Related Documents & Media | VIN | 1GCDC14K2L |
| Engine | 5.7 L / 8 cyl / GAS |
| Trans | 5-speed Standard |
| Delivery | FI / TBI |
| Emissions | Calif. OBD-1 |
| Symptoms | Excessive Emissions |
| Occurs | Always |
| Misc. | Prom Id# 9481 |
Message Closed w/FIX
Vehicle Data
1990 Chevrolet C1500 Cheyenne
| VIN | 1GCDC14K2L |
| Engine | 5.7 L / 8 cyl / GAS |
| Trans | 5-speed Standard |
| Delivery | FI / TBI |
| Emissions | Calif. OBD-1 |
| Symptoms | Excessive Emissions |
| Occurs | Always |
| Misc. | Prom Id# 9481 |
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