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1991 Chevrolet LLV, Fuel Supply Waveform
Current pattern on fuel pump supply voltage. Fuel pump is bad, intermittently drops pressure. has a bad spot on armature or commutator.
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| Engine | 2.5 L / 4 cyl / GAS |
| Trans | 3-speed AutomaticTransmission |
| Delivery | Fuel Injection |
| Subsystem | Fuel Supply |
| Component | |
| Condition | Known Bad |
Vehicle Data
1991 Chevrolet LLV 2.5L
| Engine | 2.5 L / 4 cyl / GAS |
| Trans | 3-speed AutomaticTransmission |
| Delivery | Fuel Injection |
| Subsystem | Fuel Supply |
| Component | |
| Condition | Known Bad |
Video