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1991 Chevrolet Astro, KS Waveform
Knock signal while engine was missing and chugging. Engine had slight ping while engine was missing.
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| Engine | 4.3 L / 6 cyl / GAS |
| Trans | 4-speed AutomaticTransmission |
| Delivery | Fuel Injection |
| Subsystem | ECM/Inputs/Outputs |
| Component | |
| Condition | Known Good |
Vehicle Data
1991 Chevrolet Astro CL 4.3L
| Engine | 4.3 L / 6 cyl / GAS |
| Trans | 4-speed AutomaticTransmission |
| Delivery | Fuel Injection |
| Subsystem | ECM/Inputs/Outputs |
| Component | |
| Condition | Known Good |
Video