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1999 Chevrolet Silverado 1500 4.3L Misfire
Posted to GM Driveability on 4/20/2006 13 Replies

Truck came in with miss when at cruise speeds. The plugs plug wires dist cap rotor and fuel filter had been replaced at another shop 2 or 3 weeks previous. We scanned for codes and found PO300 random [...] test driving miss was noticed at steady cruise, not no...

13 Replies Received (View Replies)

  Related Documents & Media  1999 Chevrolet Silverado 1500

 
Message Closed w/FIX

car Vehicle Data

1999 Chevrolet Silverado 1500

VIN 1GCEC14W5X
Engine4.3 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsMisfire
OccursCold, Cruise, Intermittently

Trouble Codes

P0300Multiple Misfire Detected
Message Closed w/FIX

car Vehicle Data

1999 Chevrolet Silverado 1500

VIN 1GCEC14W5X
Engine4.3 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsMisfire
OccursCold, Cruise, Intermittently

Trouble Codes

P0300Multiple Misfire Detected