Chevrolet TSB #GCUS-9-3731
2012 Chevrolet Sonic
Affected Component: EQUIPMENT
- Summary
- 16139 - Special Coverage. On certain vehicles, a P0171 Fuel System Lean or P0101 Mass Air Flow (MAF) Sensor Performance diagnostic trouble code may set as a result of a cracked air cleaner outlet duct. Dealers are to replace the air cleaner outlet duct as necessary. The repairs will be made at no charge to the customer.