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1999 Chevrolet Tahoe, FP Waveform
Noisy fuel pump waveform, taken at the relay. The scale is wrong! It is 2 amps/division. I used a non Snap-On probe and didn't set the scale right. Amp draw was about 11 amps. Complaint was intermittant loss of power, stalling and hard start. The fuel pressure...
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| VIN | 1GNEK13R8X |
| Engine | 5.7 L / 8 cyl / GAS |
| Trans | 4-speed AutomaticTransmission (Electronic) |
| Delivery | Fuel Injection |
| Subsystem | Fuel Supply |
| Component | |
| Condition | Known Bad |
References
Vehicle Data
1999 Chevrolet Tahoe LS 5.7L
| VIN | 1GNEK13R8X |
| Engine | 5.7 L / 8 cyl / GAS |
| Trans | 4-speed AutomaticTransmission (Electronic) |
| Delivery | Fuel Injection |
| Subsystem | Fuel Supply |
| Component | |
| Condition | Known Bad |
Video