The Check Engine MIL may be illuminated and DTC P2097 (Post Catalyst Fuel Trim System High Limit) may be set on some 2016-2017 Malibus equipped with the 1.5L 4-cylinder turbocharged engine (RPO LFV). (Fig. 22)
Fig. 22
If this condition is found, reprogram the Engine Control Module (ECM) with the latest calibrations available using the Service Programming System (SPS). If the vehicle has the latest calibrations in the ECM, follow the diagnostic procedures for DTC P2097 in the appropriate Service Information.
– Thanks to Raymond Haglund
