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1998 Chevrolet C1500 Silverado 4.3L Excessive Emissions, Poor Idle Quality, Hesitation, Surge
thanks in advance [...] has been a good [...] STILL AT IDLE THE ENGINE RUNS PRETTY [...] DRIVING AT ABOUT 1500 TO 2000 RPM THE ENGINE STARTS TO BUCK AND SPARK KNOCK "REALY BAD".AT FULL THROTTLE IT SMOOTHS BACK UP AND RUNS [...] FUEL TRIM NUMBERS ARE ANY WHERE ...
FIX posted 10/14/2009
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Message Closed w/FIX
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20 Replies Received
20 Replies Received
Related Documents & Media | VIN | 1GCEC14W9W |
| Engine | 4.3 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI |
| Emissions | OBD-II Compliant |
| Symptoms | Excessive Emissions, Poor Idle Quality, Hesitation, Surge |
| Occurs | Under Load, Intermittently |
Trouble Codes
| P0300 | Multiple Misfire Detected |
| P0339 | CKP Sensor ‘A’ Circuit Intermittent Signal |
| P1404 | EGR Valve Stuck Closed Malfunction |
Message Closed w/FIX
Vehicle Data
1998 Chevrolet C1500 Silverado
| VIN | 1GCEC14W9W |
| Engine | 4.3 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI |
| Emissions | OBD-II Compliant |
| Symptoms | Excessive Emissions, Poor Idle Quality, Hesitation, Surge |
| Occurs | Under Load, Intermittently |
Trouble Codes
| P0300 | Multiple Misfire Detected |
| P0339 | CKP Sensor ‘A’ Circuit Intermittent Signal |
| P1404 | EGR Valve Stuck Closed Malfunction |
Video