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1997 GMC K1500 Sierra SLT, Waveform
Engine noise quiet here with transmission in gear and slight throttle, top trace is knock sensor, middle trace is ignition secondary, bottom trace is sync on cyl 1 plug wire. Other waveforms have noise which appears to be intake valve opening on various cyls.
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| Engine | 5.7 L / 8 cyl / GAS |
| Trans | 4-speed AutomaticTransmission (Electronic) |
| Delivery | Fuel Injection |
| Subsystem | Not Applicable |
| Component | Other |
Vehicle Data
1997 GMC K1500 Sierra SLT 5.7L
| Engine | 5.7 L / 8 cyl / GAS |
| Trans | 4-speed AutomaticTransmission (Electronic) |
| Delivery | Fuel Injection |
| Subsystem | Not Applicable |
| Component | Other |
Video