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1997 Oldsmobile Bravada 4.3L MIL Lamp on
Put Lab scope on cat monitor o2s, follow close together, cat is bad, Fuel psi holds key off at 55psi. Long Term Fuel Trim is a little high 10-20% both banks, anything on repeat converter failures? Old converter plugged exhaust did not set converter failure cod...
Summary posted 12/3/2003
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Related Documents & Media | VIN | 1GHDT13W7V |
| Engine | 4.3 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / CSFI |
| Emissions | OBD-II Compliant |
| Symptoms | MIL Lamp On |
Trouble Codes
| P0420 | Catalyst Efficiency Below Threshold (Bank 1) |
Message Closed w/Summary
Vehicle Data
1997 Oldsmobile Bravada
| VIN | 1GHDT13W7V |
| Engine | 4.3 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / CSFI |
| Emissions | OBD-II Compliant |
| Symptoms | MIL Lamp On |
Trouble Codes
| P0420 | Catalyst Efficiency Below Threshold (Bank 1) |
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