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2004 Chevrolet Trailblazer EXT LS, Engine/Propulsion Waveform
Posted to the Waveform Library on 1/25/2017

Firing order is 1-5-3-6-2-4, the companion cylinder for cylinder 1 is cylinder 6. You can look or measure, compare where the ckp signal spikes line up with the compression peak and where the valves open and close with cylinder 6

 

car Vehicle Data

2004 Chevrolet Trailblazer EXT LS 4.2L

Engine4.2 L / 6 cyl / GAS
Trans4-speed AutomaticTransmission (Electronic)
DeliveryFuel Injection
SubsystemEngine/Propulsion
Component,
ConditionKnown Good

car Vehicle Data

2004 Chevrolet Trailblazer EXT LS 4.2L

Engine4.2 L / 6 cyl / GAS
Trans4-speed AutomaticTransmission (Electronic)
DeliveryFuel Injection
SubsystemEngine/Propulsion
Component,
ConditionKnown Good