Catalytic Convertor problems of the 2003 Chevrolet Impala
Two problems associated with catalytic convertor have been reported for the 2003 Chevrolet Impala.
Catalytic Convertor problem #1
The car involved is a 2003 Chevrolet Impala. The VIN of the problem Impala is 2G1WF52E93_. Failure of the catalytic converter on a 2003 chevy Impala 3. 4. L. It was Sep. 30, 2005 when this catalytic convertor issue happened.
Catalytic Convertor problem #2
The owner has a 2003 Chevrolet Impala. While driving at various speeds, the vehicle would stall. The dealer made repairs to the catalytic converter, however following repairs the vehicle experienced the same failure. The vehicle was taken to an independent mechanic where the mass air flow sensor was replaced. The repair did not correct the failure. The vehicle was taken to another dealer and the catalytic convertor was repaired a second time. The dealer also advised replacing the sensor but the contact had recently had the sensor replaced. The vehicle continued to stall. The vehicle was taken to a second independent mechanic where the fuel pump was replaced but still, did not correct the failure. The vehicle was left in the possession of the dealer where repairs were made to the electrical system. The failure mileage was 61,500. This problem occurred on 05/10/2009.
Other Engine And Engine Cooling related problems of the 2003 Chevrolet Impala:
| Problem Category | Number of Problems |
|---|---|
| Manifold/header/muffler/tail Pipe problems | 18 |
| Engine And Engine Cooling problems | 10 |
| Engine Cooling System problems | 7 |
| Car Stall problems | 5 |
| Engine problems | 4 |
| Coolant Leaking problems | 3 |
| Radiator problems | 3 |
| Engine Exhaust System problems | 2 |
| Catalytic Convertor problems | 2 |
| Gas Recirculation Valve (egr Valve) problems | 2 |
| Cooling Fan problems | 2 |
| Engine Shut Off Without Warning problems | 2 |
| Blown Head Gasket problems | 1 |
| Water Pump problems | 1 |
| Engine Head Gasket Leaking problems | 1 |
| Engine Head Gasket Failure problems | 1 |