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2000 Chevrolet Impala LS, ECM/Inputs/Outputs Photo
Evap P0446. FTP stuck at -29 mmHg yet vacuum guage shows no vacuum. The guage is in H2O. This is mentioned nowhere in the diagnostic flow chart for setting this code. It links you to P0453.
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| Engine | 3.8 L / 6 cyl / GAS |
| Trans | 4-speed AutomaticTransaxle (Electronic) |
| Delivery | Fuel Injection |
| Subsystem | ECM/Inputs/Outputs |
| Component | |
| Condition | Known Bad |
Vehicle Data
2000 Chevrolet Impala LS 3.8L
| Engine | 3.8 L / 6 cyl / GAS |
| Trans | 4-speed AutomaticTransaxle (Electronic) |
| Delivery | Fuel Injection |
| Subsystem | ECM/Inputs/Outputs |
| Component | |
| Condition | Known Bad |
Video