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2015 GMC Terrain SL, ECM/Inputs/Outputs Waveform
Posted to the Waveform Library on 3/10/2020

Showing expected valve timing events plotted against cranking RPM (CKP Freq - black math channel approximates this). Freq plot seems consistent with good valve timing. Compression based on slow down seems good. Starter old and battery getting weak from tes...

 

car Vehicle Data

2015 GMC Terrain SL 2.4L

Engine2.4 L / 4 cyl / FLEX
Trans6-speed AutomaticTransaxle (Electronic)
DeliveryFuel Injection
SubsystemECM/Inputs/Outputs
Component
ConditionUnknown

car Vehicle Data

2015 GMC Terrain SL 2.4L

Engine2.4 L / 4 cyl / FLEX
Trans6-speed AutomaticTransaxle (Electronic)
DeliveryFuel Injection
SubsystemECM/Inputs/Outputs
Component
ConditionUnknown