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1993 Chevrolet K1500 Cheyenne 4.3L Hesitation, MIL Lamp on
Posted to GM Driveability on 4/1/2007 14 Replies

customer could not get dist in correctly, had spark knock, we reinstalled and set timing per factory specs, spark knock gone, code 43 still there, slight hesitation and minor miss under load only. (Customer is over weekend pulling plugs)Any suggestions as to e...

14 Replies Received (View Replies)

  Related Documents & Media  1993 Chevrolet K1500 Cheyenne

 
Message Closed w/Summary

car Vehicle Data

1993 Chevrolet K1500 Cheyenne

VIN 1GCEK14Z2F
Engine4.3 L / 6 cyl / GAS
Trans5-speed Standard
DeliveryFI / tbi
Emissionsobd1
SymptomsHesitation, MIL Lamp On
OccursHot, Under Load, on Accel

Trouble Codes

42est error
43est problem
Message Closed w/Summary

car Vehicle Data

1993 Chevrolet K1500 Cheyenne

VIN 1GCEK14Z2F
Engine4.3 L / 6 cyl / GAS
Trans5-speed Standard
DeliveryFI / tbi
Emissionsobd1
SymptomsHesitation, MIL Lamp On
OccursHot, Under Load, on Accel

Trouble Codes

42est error
43est problem