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1998 Chevrolet C1500 Silverado 4.3L Excessive Emissions, Poor Idle Quality, Hesitation, Surge
Posted to GM Driveability on 9/29/2009 20 Replies

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 ...

20 Replies Received (View Replies)

  Related Documents & Media  1998 Chevrolet C1500 Silverado

 
Message Closed w/FIX

car Vehicle Data

1998 Chevrolet C1500 Silverado

VIN 1GCEC14W9W
Engine4.3 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsExcessive Emissions, Poor Idle Quality, Hesitation, Surge
OccursUnder Load, Intermittently

Trouble Codes

P0300Multiple Misfire Detected
P0339CKP Sensor ‘A’ Circuit Intermittent Signal
P1404EGR Valve Stuck Closed Malfunction
Message Closed w/FIX

car Vehicle Data

1998 Chevrolet C1500 Silverado

VIN 1GCEC14W9W
Engine4.3 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsExcessive Emissions, Poor Idle Quality, Hesitation, Surge
OccursUnder Load, Intermittently

Trouble Codes

P0300Multiple Misfire Detected
P0339CKP Sensor ‘A’ Circuit Intermittent Signal
P1404EGR Valve Stuck Closed Malfunction