2015 Chevrolet Malibu
Mileage
120,167
Service Date
5/14/2025
Services Performed
- Scanned vehicle for codes and code p015a (oxygen sensor 1 delayed response rich to lean),& p0420 (catalyst system low efficiency) stored in memory researched vehicle repair history and found we addressed this code in October and did replace oxygen sensor 1, further research on this code in repair information indicates a oxygen sensor resistance reset / relearn procedure is required after replacing the sensor and this was not done, performed oxygen sensor relearn procedure and recommend customer use vehicle for a few hundred miles and if code does not return we can ignore the p0420 code.
DEANNA K. gave our service a 5 star review on 5/14/2025