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2000 GMC Top Kick, ECM/Inputs/Outputs Waveform
This is the signal from the "R" terminal of the [...] tach in the truck does not [...] "R" terminal is a tach output but the truck has no wire hooked to [...] 38 and 39 of the OEM harness of the ECM is supposed to be a tach [...] wires are not present either.I...
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| Engine | 3126 / 6 cyl |
| Delivery | Fuel Injection |
| Subsystem | ECM/Inputs/Outputs |
| Condition | Known Good |
References
Vehicle Data
2000 Other HD Top Kick 3126CID
| Engine | 3126 / 6 cyl |
| Delivery | Fuel Injection |
| Subsystem | ECM/Inputs/Outputs |
| Condition | Known Good |
Video