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1998 GMC VS, HO2S Waveform
O2 sensor signal pulsing - ignition on but engine off during the O2 heater 'warm-up' phase from cold engine.
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| Engine | 3.8 L / 6 cyl |
| Delivery | Fuel Injection |
| Subsystem | ECM/Inputs/Outputs |
| Component | |
| Condition | Unknown |
References
Vehicle Data
1998 GMC VS 3.8L
| Engine | 3.8 L / 6 cyl |
| Delivery | Fuel Injection |
| Subsystem | ECM/Inputs/Outputs |
| Component | |
| Condition | Unknown |
Video