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1994 Chevrolet Corsica, IC Circuit Waveform
This is how a DREF is supposed to look. My leads are: Red lead on the ppl/wht wire at module and the Black lead on Bat neg.
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| Engine | 3.1 L / 6 cyl / GAS |
| Trans | 4-speed AutomaticTransaxle (Electronic) |
| Delivery | Fuel Injection |
| Subsystem | ECM/Inputs/Outputs |
| Component | |
| Condition | Known Good |
Vehicle Data
1994 Chevrolet Corsica 3.1L
| Engine | 3.1 L / 6 cyl / GAS |
| Trans | 4-speed AutomaticTransaxle (Electronic) |
| Delivery | Fuel Injection |
| Subsystem | ECM/Inputs/Outputs |
| Component | |
| Condition | Known Good |
Video