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1993 Chevrolet Astro, VSS Waveform
Both waves are at idle in reverse on the lift. Green wave with hash and positive bias voltage was causing the speedometer to register 100 mph. Hash and bias voltage caused by moisture in connector behind the right kick panel.
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| Engine | 4.3 L / 6 cyl / GAS |
| Trans | 4-speed AutomaticTransmission (Electronic) |
| Delivery | Fuel Injection |
| Subsystem | ECM/Inputs/Outputs |
| Component | |
| Condition | Known Good |
Vehicle Data
1993 Chevrolet Astro CL 4.3L
| Engine | 4.3 L / 6 cyl / GAS |
| Trans | 4-speed AutomaticTransmission (Electronic) |
| Delivery | Fuel Injection |
| Subsystem | ECM/Inputs/Outputs |
| Component | |
| Condition | Known Good |
Video