Repair Procedures
WARNING: This page is about a different variant/trim than selected.
NOTE:
A new converter with less than 161 km (100 mi) on it may set DTC P0420 or P0430 due to out-gassing of the internal matting. Operating the vehicle at highway speeds for approximately 1 hour may correct the condition.
- Exhaust Manifold Replacement - Left Side (LLT) or Exhaust Manifold Replacement - Left Side (L99/LS3)
- Exhaust Manifold Replacement - Right Side (LLT) or Exhaust Manifold Replacement - Right Side (L99/LS3)
- Heated Oxygen Sensor Replacement - Bank 1 Sensor 2
- Heated Oxygen Sensor Replacement - Bank 2 Sensor 2
- Exhaust Leakage
- Restricted Exhaust