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Service bulletins for the 2011 Dodge Avenger

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.

88 on file from NHTSA, as of 2026-10-19.

About U0140 on the 2011 Dodge Avenger: what the code means, and the bulletins and recalls about the same components.

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Only bulletins with trouble code: U0140 are shown. Show all

Bulletins, newest first
18-071-162022-08-08. Service bulletin. ENGINE AND ENGINE COOLING; POWER TRAIN; ELECTRICAL SYSTEM. Flash: Powertrain Diagnostic and System Improvements This bulletin involves reprogramming the Powertrain Control Module (PCM) with updated software. The technician may find the following Diagnostic Trouble Code (DTC) set in the Powertrain Control Module (PCM) memory: · **U0140 - Lost Communication With Body Control Module.** Some customers may experience any of the following: · **2 - 1 downshift clunk or bump (JC vehicles).** · Long crank times when temperature is between -6°C and -3°C (20°F and 25°F) and 15°C and 18°C (60°F and 65°F). · Engine RPM fluctuation on closed throttle deceleration between 48 KPH and 32 KPH (30 MPH and 20 MPH). · Slightly elevated RPM (100 RPM) while driving slow or parking lot driving conditions (JC vehicles). Updating the PCM software will correct the conditions listed above.
18-085-152019-05-20. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; POWER TRAIN. Powertrain System Improvements/Enhancements This bulletin involves selectively erasing and reprogramming the Powertrain Control Module (PCM) with new software. The customer may describe hearing the fuel pump relay cycling during remote start or a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find one or more of the following Diagnostic Trouble Codes (DTCs) set in the PCM: ? U0140 - Lost Communication With Body Control Module (BCM). ? P06DD - Engine Oil Pressure Control Circuit Stuck Off. ? P0522 - Engine Oil Pressure Sensor Circuit Low. ? P0108 - Manifold Absolute Pressure Sensor Circuit High. ? P1239 - Engine Oil Temperature Too Low. ? P0298 - Engine Oil Temperature Too High.
18-071-162018-06-11. Service bulletin. ELECTRICAL SYSTEM; POWER TRAIN. Flash: Powertrain Diagnostic and System Improvements This bulletin involves reprogramming the Powertrain Control Module (PCM) with updated software. The technician may find the following Diagnostic Trouble Code (DTC) set in the Powertrain Control Module (PCM) memory: · **U0140 - Lost Communication With Body Control Module.** Some customers may experience any of the following: · **2 - 1 downshift clunk or bump (JC vehicles).** · Long crank times when temperature is between -6°C and -3°C (20°F and 25°F) and 15°C and 18°C (60°F and 65°F). · Engine RPM fluctuation on closed throttle deceleration between 48 KPH and 32 KPH (30 MPH and 20 MPH). · Slightly elevated RPM (100 RPM) while driving slow or parking lot driving conditions (JC vehicles). Updating the PCM software will correct the conditions listed above.
18-071-162016-09-14. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION; ELECTRICAL SYSTEM:SOFTWARE. "FLASH: POWERTRAIN DIAGNOSTIC AND SYSTEM IMPROVEMENTS THIS BULLETIN INVOLVES REPROGRAMMING THE POWERTRAIN CONTROL MODULE (PCM) WITH UPDATED SOFTWARE. THE TECHNICIAN MAY FIND THE FOLLOWING DIAGNOSTIC TROUBLE CODE (DTC) SET IN THE POWERTRAIN CONTROL MODULE (PCM) MEMORY: · **U0140 - LOST COMMUNICATION WITH BODY CONTROL MODULE.** SOME CUSTOMERS MAY EXPERIENCE ANY OF THE FOLLOWING: · **2 - 1 DOWNSHIFT CLUNK OR BUMP (JC VEHICLES).** · LONG CRANK TIMES WHEN TEMPERATURE IS BETWEEN -6°C AND -3°C (20°F AND 25°F) AND 15°C AND 18°C (60°F AND 65°F). · ENGINE RPM FLUCTUATION ON CLOSED THROTTLE DECELERATION BETWEEN 48 KPH AND 32 KPH (30 MPH AND 20 MPH). · SLIGHTLY ELEVATED RPM (100 RPM) WHILE DRIVING SLOW OR PARKING LOT DRIVING CONDITIONS (JC VEHICLES). UPDATING THE PCM SOFTWARE WILL CORRECT THE CONDITIONS LISTED ABOVE."

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.