
2003 Pontiac Vibe 1.8L MIL Lamp on
i have been fighting this vibe for a year now replaced cat and o2 sensors same code had aftermarket cat and then a oem cat still a couple months later p0420 code returns no service bullintens on programming issues any ideas would be helpful
Summary posted 11/19/2008
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Message Closed w/Summary
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VIN | 5Y2SL62873 |
Engine | 1.8 L / 4 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI |
Emissions | OBD-II Compliant |
Symptoms | MIL Lamp On |
Trouble Codes
P0420 | Catalyst Efficiency Below Threshold (Bank 1) |
Message Closed w/Summary
Vehicle Data
2003 Pontiac Vibe
VIN | 5Y2SL62873 |
Engine | 1.8 L / 4 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI |
Emissions | OBD-II Compliant |
Symptoms | MIL Lamp On |
Trouble Codes
P0420 | Catalyst Efficiency Below Threshold (Bank 1) |