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1998 Chevrolet K1500 Cheyenne 5.7L Misfire
Posted to GM Driveability on 8/9/2007 10 Replies

well I have another one here guys and gals. came into shop with trans. issues hi miles and tcc p1870 hard shifts. we did a pulse width modulation update and seemed to work [...] came back few days later felt like tcc shudder and then signal interrupted for tcc...

10 Replies Received (View Replies)

  Related Documents & Media  1998 Chevrolet K1500 Cheyenne

 
Message Closed w/FIX

car Vehicle Data

1998 Chevrolet K1500 Cheyenne

VIN 2GCEK19R4W
Engine5.7 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / CSFI
EmissionsOBD-II Compliant
SymptomsMisfire
OccursIntermittently
Misc.1500 4X4 K Body

Trouble Codes

P0300Multiple Misfire Detected
P0304Cylinder 4 Misfire Detected
Message Closed w/FIX

car Vehicle Data

1998 Chevrolet K1500 Cheyenne

VIN 2GCEK19R4W
Engine5.7 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / CSFI
EmissionsOBD-II Compliant
SymptomsMisfire
OccursIntermittently
Misc.1500 4X4 K Body

Trouble Codes

P0300Multiple Misfire Detected
P0304Cylinder 4 Misfire Detected