JEEP

18-063-15

2015-09-23 · NHTSA 10148680

A listed vehicle is a research lead. Confirm the engine, production range and software in the manufacturer's information.

Manufacturer summary

Original wording in English

Flash: MIL Illumination, Cold Start and Cruise Control Improvements This bulletin involves reprogramming the Powertrain Control Module (PCM) with new software. A small number of customers may experience a Malfunction Indicator Lamp (MIL) Illumination and/or any of the following: ? Cruise Control acceleration feels to fast at low speeds (35 mph / 56 kph). ? Engine is hard to start when cold Upon further investigation, the technician may find Diagnostic Trouble Codes (DTCs): P219A - Bank 1 Air Fuel Ratio Imbalance. P050B - Cold Start Ignition Timing Performance.

Repeated filings are grouped only when make, bulletin number, publication date and complete summary agree. Original record numbers are retained. Older publications remain available, and an explicit later version is shown when established. Pre-1994 vehicle associations are separated from default results; an unspecified year does not mean all model years apply.