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Service bulletins for the 2015 Dodge Challenger

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.

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

About P2227 on the 2015 Dodge Challenger: what the code means, and the bulletins and recalls about the same components.

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Only bulletins with trouble code: P2227 are shown. Show all

Bulletins, newest first
18016152023-01-09. Service bulletin. POWER TRAIN; SERVICE BRAKES, HYDRAULIC; ELECTRICAL SYSTEM; EXTERIOR LIGHTING. Flash: 6.2L 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, the technician may find one or more of the following Diagnostic Trouble Codes (DTCs) stored in the PCM memory. ? P0300 - Multiple Cylinder Misfire (manual transmission applications only). ? P1613 - Turbocharger/Supercharger Boost Pressure Sensor/Mass Air Flow Sensor Correlation. ? P2227 - Barometric Pressure Circuit Performance In addition, customers may also comment that, with the cluster set on metric units, they are unable to accurately increase or decrease the cruise control set speed using the resume or set buttons. Instead of changing vehicle speed by 1 KPH when pressing the buttons, the vehicle speed will increase approximately 1.6 KPH.
18016152022-10-17. Service bulletin. POWER TRAIN. Flash: 6.2L 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, the technician may find one or more of the following Diagnostic Trouble Codes (DTCs) stored in the PCM memory. ? P0300 - Multiple Cylinder Misfire (manual transmission applications only). ? P1613 - Turbocharger/Supercharger Boost Pressure Sensor/Mass Air Flow Sensor Correlation. ? P2227 - Barometric Pressure Circuit Performance In addition, customers may also comment that, with the cluster set on metric units, they are unable to accurately increase or decrease the cruise control set speed using the resume or set buttons. Instead of changing vehicle speed by 1 KPH when pressing the buttons, the vehicle speed will increase approximately 1.6 KPH.
18-016-152022-09-26. Service bulletin. EXTERIOR LIGHTING; ELECTRICAL SYSTEM; POWER TRAIN. Flash: 6.2L 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, the technician may find one or more of the following Diagnostic Trouble Codes (DTCs) stored in the PCM memory. ? P0300 - Multiple Cylinder Misfire (manual transmission applications only). ? P1613 - Turbocharger/Supercharger Boost Pressure Sensor/Mass Air Flow Sensor Correlation. ? P2227 - Barometric Pressure Circuit Performance In addition, customers may also comment that, with the cluster set on metric units, they are unable to accurately increase or decrease the cruise control set speed using the resume or set buttons. Instead of changing vehicle speed by 1 KPH when pressing the buttons, the vehicle speed will increase approximately 1.6 KPH.
18-061-172022-09-15. Service bulletin. ELECTRICAL SYSTEM; BACK OVER PREVENTION; SERVICE BRAKES, HYDRAULIC; EXTERIOR LIGHTING. Flash: Powertrain Diagnostic and System Enhancements This bulletin involves reprogramming the Powertrain Control Module (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) stored in the PCM memory:P0456 - EVAP System Small Leak. U1424 - Implausible Engine Torque Signal Received. P0335 - Crankshaft Position Sensor Circuit. P0339 - Crankshaft Position Sensor Intermittent. P2299 - Brake Pedal Position/Accelerator Pedal Position Incompatible. P2227 - Barometric Pressure Circuit Performance. P1611 - Supercharger Bypass Valve Position Sensor 1 Circuit High. P0513 - Invalid Skim Key. P0300 - Multiple Cylinder Misfire (Sales Code DEC only). P1613 - Turbocharger/Supercharger Boost Pressure Sensor/Mass Air Flow Sensor Correlation. P1217 - Active Exhaust Valve 1 Performance. P121B - Active Exhaust Valve 2 Performance. The P0513 DTC is set during remote starting the vehicle and nearly simultaneously pressing the key fob button against the Keyless Ignition Node (KIN) causing an engine stall.The PCM software also enables freeze frame/failure records to be stored for the following diagnostic trouble codes:P0102 - MAF sensor circuit shorted to ground. P0103 - MAF Sensor Circuit shorted High. P0607 - ECU Internal Performance. P060E - Level 2 TPS Sensor Coherency Check Has Failed. P1610 - Supercharger Bypass Valve Position Sensor 1 Circuit Low. P1611 - Supercharger Bypass Valve Position Sensor 1 Circuit High. P1616 - Supercharger Bypass Valve Position Sensor 2 Circuit Low. P1617 - Supercharger Bypass Valve Position Sensor 2 Circuit High. P1620 - Supercharger Bypass Valve Control Open Circuit. P1627 - Supercharger Bypass Valve Position Sensor 1/2 Correlation. P162A - Supercharger Bypass Valve Actuator Control System - Max PWM Exceeded.
05036750A$2022-08-08. Service bulletin. ELECTRICAL SYSTEM; SERVICE BRAKES. Part Description: Powertrain Control Module Issue Description: Before replacing the Powertrain Control Module on 2015-2016 6.2L Supercharged Hellcat equipped Challengers/Chargers for a P2227 (Barometric Pressure Circuit Performance) fault, please call Nick Lynn on his cell (586) 295-0917. If no response is received within 15 minutes, please continue with repair.
05036750A$2022-07-25. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT; ELECTRICAL SYSTEM; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM); POWER TRAIN:MANUAL TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM). Part Description: Powertrain Control Module Issue Description: Before replacing the Powertrain Control Module on 2015-2016 6.2L Supercharged Hellcat equipped Challengers/Chargers for a P2227 (Barometric Pressure Circuit Performance) fault, please call Nick Lynn on his cell (586) 295-0917. If no response is received within 15 minutes, please continue with repair.
05150872A2019-05-20. Service bulletin. POWER TRAIN. Part Description: Powertrain Control Module Issue Description: Before replacing the Powertrain Control Module on 2015-2016 6.2L Supercharged Hellcat equipped Challengers/Chargers for a P2227 (Barometric Pressure Circuit Performance) fault, please call Nick Lynn on his cell (586) 295-0917. If no response is received within 15 minutes, please continue with repair
05036750A2018-12-17. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM). Part Description: Powertrain Control Module Issue Description: Before replacing the Powertrain Control Module on 2015-2016 6.2L Supercharged Hellcat equipped Challengers/Chargers for a P2227 (Barometric Pressure Circuit Performance) fault, please call Nick Lynn on his cell (586) 295-0917. If no response is received within 15 minutes, please continue with repair.
18-035-15 REVA2018-12-10. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM); ELECTRICAL SYSTEM; ENGINE. Flash: 6.2L / 6.4L Diagnostic And System Improvements This bulletin involves reprogramming of the Powertrain Control Module (PCM) with the latest software. A small number of customers may experience one or more of the following symptoms and/or a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find one or more of the following Diagnostic Trouble Codes (DTCs). Symptoms: ? Unable to accurately increase or decrease the cruise control set speed using the resume or set buttons while the instrument cluster is set on metric units. Instead of changing vehicle speed by 1 KPH when pressing the buttons, the vehicle speed will increase approximately 1.6 KPH. ? Slight spark knock condition during aggressive high speed driving which may prevent the vehicle from achieving maximum top speed. DTCs: ? P1217 - Active Exhaust Valve 1 Performance ? P121B - Active Exhaust Valve 2 Performance ? P2227 - Barometric Pressure Circuit Performance
18-016-15 REVA2018-12-10. Service bulletin. ELECTRICAL SYSTEM; POWER TRAIN. Flash: 6.2L 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, the technician may find one or more of the following Diagnostic Trouble Codes (DTCs) stored in the PCM memory. ? P0300 - Multiple Cylinder Misfire (manual transmission applications only). ? P1613 - Turbocharger/Supercharger Boost Pressure Sensor/Mass Air Flow Sensor Correlation. ? P2227 - Barometric Pressure Circuit Performance In addition, customers may also comment that, with the cluster set on metric units, they are unable to accurately increase or decrease the cruise control set speed using the resume or set buttons. Instead of changing vehicle speed by 1 KPH when pressing the buttons, the vehicle speed will increase approximately 1.6 KPH.
18-016-152018-09-24. Service bulletin. ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:TURBO/SUPERCHARGER; ENGINE AND ENGINE COOLING:ENGINE:OTHER FUEL TYPES:TURBO/SUPERCHARGER; SERVICE BRAKES, HYDRAULIC; POWER TRAIN. Flash: 6.2L 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, the technician may find one or more of the following Diagnostic Trouble Codes (DTCs) stored in the PCM memory. ? P0300 - Multiple Cylinder Misfire (manual transmission applications only). ? P1613 - Turbocharger/Supercharger Boost Pressure Sensor/Mass Air Flow Sensor Correlation. ? P2227 - Barometric Pressure Circuit Performance In addition, customers may also comment that, with the cluster set on metric units, they are unable to accurately increase or decrease the cruise control set speed using the resume or set buttons. Instead of changing vehicle speed by 1 KPH when pressing the buttons, the vehicle speed will increase approximately 1.6 KPH.
18-047-162018-06-11. Service bulletin. POWER TRAIN. Flash: 6.2L Powertrain Diagnostic And System Enhancements This bulletin involves selectively erasing and reprogramming the Powertrain Control Module (PCM) and Transmission Control Module (TCM) with new software. A small number of 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) stored in the PCM memory: **P0456 - EVAP System Small Leak. P1611 - Supercharger Bypass Valve Position Sensor 1 Circuit High. P0513 - Invalid Skim Key.** P0300 - Multiple Cylinder Misfire (manual transmission applications only). P1613 - Turbocharger/Supercharger Boost Pressure Sensor/Mass Air Flow Sensor Correlation. P2227 - Barometric Pressure Circuit Performance. P1217 - Active Exhaust Valve 1 Performance. P121B - Active Exhaust Valve 2 Performance. **The P0513 code is set during remote starting the vehicle and nearly simultaneously pressing the Key Fob button against the Keyless Ignition Node (KIN) causing an engine stall.** **In addition the PCM software also enables freeze frame/failure records to be stored for the following Diagnostic Trouble Codes: P0102 - MAF sensor circuit shorted to ground. P0103 - MAF Sensor Circuit shorted High. P0607 - ECU Internal Performance. P060E - Level 2 TPS sensor coherency check has failed. P1610 - Supercharger Bypass Valve Position Sensor 1 Circuit Low. P1611 - Supercharger Bypass Valve Position Sensor 1 Circuit High. P1616 - Supercharger Bypass Valve Position Sensor 2 Circuit Low. P1617 - Supercharger Bypass Valve Position Sensor 2 Circuit High. P1620 - Supercharger Bypass Valve Control Open Circuit. P1627 - Supercharger Bypass Valve Position Sensor 1/2 Correlation. P162A - Supercharger Bypass Valve Actuator Control System - Max PWM Exceeded. P162C - Supercharger Bypass Valve Control Circuit.** In addition, customers may also comment on the following:
18-047-162016-07-07. Service bulletin. POWER TRAIN. OVERVIEW: This bulletin involves selectively erasing and reprogramming the Powertrain Control Module (PCM) and Transmission Control Module (TCM) with new software. SYMPTOM/CONDITION: A small number of 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) stored in the PCM memory: · **P0456 - EVAP System Small Leak. · P1611 - Supercharger Bypass Valve Position Sensor 1 Circuit High. · P0513 - Invalid Skim Key.** · P0300 - Multiple Cylinder Misfire (manual transmission applications only). · P1613 - Turbocharger/Supercharger Boost Pressure Sensor/Mass Air Flow Sensor Correlation. · P2227 - Barometric Pressure Circuit Performance. · P1217 - Active Exhaust Valve 1 Performance. · P121B - Active Exhaust Valve 2 Performance. **The P0513 code is set during remote starting the vehicle and nearly simultaneously pressing the Key Fob button against the Keyless Ignition Node (KIN) causing an engine stall.**

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