Jeep Grand Cherokee 2015 — technical service bulletin
Bulletin 18-022-15 REVA · NHTSA communication 10149665 · issued Jul 3, 2015
Technical service bulletin
communication type
Power Train
component
2015
model years
1
vehicle entries
Official summary
Flash: 3.0L Powertrain Diagnostic And System Enhancements This bulletin involves reprogramming the Powertrain Control Module (PCM) with the latest available software. A small number of customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation a technician may find one of more of the following Diagnostic Trouble Codes (DTCs) set in the PCM memory. ? P2299-00 - Brake Pedal Position/Accelerator Pedal Position Incompatible. ? P208B-00 - Redundant Pump 1 Control Performance. ? P1288-00 - NOX Sensor 1/2 Zero Offset Too High. ? P249C-00 - Excessive Time To E
Vehicles covered
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.