PONTIAC/SATURN/CHEVROLET: DTC P0011 (INTAKE CAMSHAFT POSITION (CMP) SYSTEM PERFORMANCE) AND/OR P0014 (EXHAUST CAMSHAFT POSITION (CMP) SYSTEM PERFORMANCE). THEY MAY HAVE FOLLOWED ESI DIAGNOSTICS AND/OR THE CODE(S) RETURNED. THEY MAY HAVE REPLACED THE ECM WITH NO CHANGE. *PE UPDATED 7/26/10. *PE