P CODES (POWERTRAIN) P0100 - P0199 P0157 Questions

P0157 Code?

2009 JEEP WRANGLER
I Checked And Am Getting The Following Diagnostic Code: P0157 Are These Problems I Can Fix Or Should I Take My Vehicle To A Mechanic?
1 ANSWER
Asked by seadad97

1999 GMC Truck Obd Code Po157

1999 GMC TRUCK
Truck Runs Good Changed O2sensor Light Keeps Coming On No Exhaust Leaks Or Vaccum Leaks How Do I Get Light To Stay Off?
1 ANSWER
Asked by jeff farnham