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2001 GMC Jimmy SLT, ECM/Inputs/Outputs Waveform
Engine misfires only above 1500RPM. run good at idle. No codes. Tach jumps around when misfiring occurs. Shimmed Crank sensor out to fix vehicle. Put a fat o-ring around the sensor and a washer on the bolt behind the bracket.
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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 Bad |
Vehicle Data
2001 GMC Jimmy SLT 4.3L
| Engine | 4.3 L / 6 cyl / GAS |
| Trans | 4-speed AutomaticTransmission (Electronic) |
| Delivery | Fuel Injection |
| Subsystem | ECM/Inputs/Outputs |
| Component | |
| Condition | Known Bad |
Video