Service bulletin 18-100-20 REV. A

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

The communication, as NHTSA indexes it (as of 2026-10-19)
Type	Service bulletin
NHTSA id	10183095
Published by NHTSA	2020-11-30
Manufacturer's number	18-100-20 REV. A
Manufacturer's date	2020-10-24
NHTSA component	ELECTRICAL SYSTEM; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM)

NHTSA's summary

Flash: Powertrain Diagnostic and System Updates This bulletin involves reprogramming the Powertrain Control Module (PCM) with the latest available software.

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Electrical system, Transmission and driveline, Automatic transmission, Transmission control module

Vehicles listed
JEEP RENEGADE	2020

Listing a model year does not mean every vehicle of it is concerned: the document says which.

Other bulletins for the same vehicles and component
1805723	2023-07-31. Service bulletin. Flash: Powertrain Control Module (PCM) Updates Customers may also experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find one or more of the following Diagnostic Trouble Codes (DTCs): ? P1061 - Cylinder 1 Oil Supply Solenoid Valve Stuck. ? P1065 - Cylinder 1 Oil Supply Solenoid Valve Switch On Time Out Of Range. ? P1062 - Cylinder 2 Oil Supply Solenoid Valve Stuck. ? P1067 - Cylinder 2 Oil Supply Solenoid Valve Switch On Time Out Of Range. ? P1063 - Cylinder 3 Oil Supply Solenoid Valve Stuck. ? P1069 - Cylinder 3 Oil Supply Solenoid Valve Switch On Time Out Of Range. ? P1471 - Catalyst Protection (Bank 1). ? P0301 -Cylinder 1 Misfire. ? P0302 - Cylinder 2 Misfire. ? P0303 - Cylinder 3 Misfire. ? P0304 - Cylinder 4 Misfire. ? P1064 - Cylinder 4 Oil Supply Solenoid Valve Stuck. ? P106B - Cylinder 4 Oil Supply Solenoid Valve Switch On Time Out Of Range. ? P2110 - Electronic Throttle Control System Bank 1 Forced Limited RPM. ? P2173 - High Airflow/Vacuum Leak Detected (Slow Accumulation). ? P0607 - Control Module Performance. In addition, the customers may experience one or more of the following: ? Engine Stop/Start does not work as expected and it is often automatically deactivated (Enlarged Europe Only). ? Poor engine performance. This bulletin involves reprogramming the PCM with the latest available software.
1804621	2023-01-17. Service bulletin. Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the PCM with the latest available software. Customers may experience the following: After a short trip and shutting the engine off for 5 - 10 minutes, vehicle exhibits a long crank/start condition.
1804621	2022-10-17. Service bulletin. Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the PCM with the latest available software. Customers may experience the following: After a short trip and shutting the engine off for 5 - 10 minutes, vehicle exhibits a long crank/start condition.
S2125000002	2022-09-26. Service bulletin. Customer complaint includes a Mil-on condition. Upon further investigation, one or more of the following fault codes may be set in the PCM:
1801621	2022-09-26. Service bulletin. Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the PCM with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find one or more of the following Diagnostic Trouble Codes (DTCs) have been set: P2110 - Electronic Throttle Control System Bank 1 - Forced Limited RPM. P2173 - High Airflow/Vacuum Leak Detected (Slow Accumulation). P0607 - Control Module Performance.
S2125000002	2022-05-31. Service bulletin. Customer complaint includes a Mil-on condition. Upon further investigation, one or more of the following fault codes may be set in the PCM:
11-004-20	2020-09-28. Service bulletin. Diesel Particulate Matter Sensor - Associated to DTCs - P24D1 and P24AE This bulletin involves replacing the diesel particulate sensor when one or more of the following Diagnostic Trouble Codes (DTCs) are active in the Powertrain Control Module (PCM). Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find one or more of the following DTCs. P24D1-00 - Particulate Matter Sensor Regeneration Incomplete. P24AE-00 - Particulate Matter Sensor Circuit.