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1996 GMC K1500 Suburban, Ignition waveform
Posted to the Waveform Library on 5/10/2008

This is with the sparkplug wire grounded. Note the low sparkline voltage and long duration.

 

car Vehicle Data

1996 GMC K1500 Suburban 5.7L

VIN 1GKFK16RXT
Engine5.7 L / 8 cyl / GAS
Trans4-speed AutomaticTransmission (Electronic)
DeliveryFuel Injection
SubsystemIgnition
Component
ConditionKnown Bad

car Vehicle Data

1996 GMC K1500 Suburban 5.7L

VIN 1GKFK16RXT
Engine5.7 L / 8 cyl / GAS
Trans4-speed AutomaticTransmission (Electronic)
DeliveryFuel Injection
SubsystemIgnition
Component
ConditionKnown Bad