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Service bulletins for the 2022 Ram 1500

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.

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

By type

By component

By trouble code

By topic

Only bulletins with component: Engine are shown. Show all

Bulletins, newest first
S21090000042023-01-17. Service bulletin. ENGINE AND ENGINE COOLING. Issue involves overheating, running hot, coolant leaks and related symptoms after a Mopar replacement engine has been installed in the vehicle.
08-093-22 REV. B2023-01-17. Service bulletin. ENGINE AND ENGINE COOLING; POWER TRAIN; EXTERIOR LIGHTING. Flash: Hybrid Control Processor (HCP) Updates This bulletin involves updating the HCP with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find one or more ofthe following DTCs have been set: U0402-00 - Implausible Data Received From TCM. P1C64 - Hybrid Perf - Engine Speed Below Target During Autostart. In addition, the following software enhancement is available: Engine Stop/Start (ESS) improvements - Improvements to make ESS more smooth/consistent. Customers may complain of rough or inconsistentautostarts. The customer may also describe one or more of the following: Coast down engine idle improvements (related to two-foot driving below 19kph (12 mph). During an ESS event, the autostart fails and the AutoPark engages. Transmission is in Limp Mode.
18133222023-01-09. Service bulletin. ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING; FUEL SYSTEM, GASOLINE; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM). 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, a technician may find one or more of the following Diagnostic Trouble Codes (DTCs) have been set: P2183 - Engine Coolant Temperature Sensor 2 Circuit Performance. P258B - Electric Vacuum Pump Performance. P040F - EGR Temperature Sensor A-B Correlation. P2D2F - Turbocharger-Supercharger -A- Underboost Condition. P0088 - Fuel Rail Pressure Too High. P026D - Fuel Injection Quantity Higher Than Expected. P208B - Reductant Pump 1 Control Performance. P20C6 - Reductant Heater 4 Control Circuit Performance. P016F - Closed Loop Fuel Pressure Control At Limit - Pressure Too Low. P025C - Fuel Pump Module Control Circuit Low. P225D - NOX Sensor 1/1 Performance - Signal Stuck Low. The following software enhancement is available:DTC U148D - Implausible Data Received From Forward Facing Camera, will be disabled in this software update. The customer may also describe the following:The remote start does not work due to MIL on after using engine block heater.Upon inspection the technician will find DTC P2183 is stored with this condition. In addition, the following driveability improvements are available: Increased tip in and tip out torque response. Low speed engine idle improvements. Eliminate idle oscillation in park and drive. Reduce driveline oscillations. 4-LO speed limiter improvements. Decrease engine start time after extended key on to crank.
RecallZ632023-01-09. Service bulletin. ENGINE AND ENGINE COOLING. Customer Satisfaction Notification Z63 Oil Starvation
S2025000006RevA2023-01-09. Service bulletin. ENGINE AND ENGINE COOLING. Malfunction Indicator Lamp (MIL) Illumination. Diagnostic Trouble Code (DTC) P206D ? Reductant Quality Sensor Circuit High Set.
S22090000052023-01-09. Service bulletin. ENGINE AND ENGINE COOLING. Rolling ESS (engine stop/start) strategy.
S21180000152023-01-09. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. Malfunction Indicator Lamp (MIL) Illumination. Diagnostic Trouble Code (DTC) P0403 ? EGR Control Circuit Open, Set.
S22080000742023-01-09. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CRANKCASE (PCV). Vehicle Has Code B154F-00 Loss Crankshaft Pulse Signal
S22080000732023-01-09. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM). No Start, After Flash And Or PCM Replace, DTC P0513 Invalid Skim Key Setting
S22090000022023-01-09. Service bulletin. ENGINE. Customer complaints may include abnormal engine noise, rough idle, lack of power, misfire. When performing diagnosis, an internal engine concern may be suspected.
90044872023-01-09. Service bulletin. STRUCTURE; ENGINE AND ENGINE COOLING; AIR BAGS; POWER TRAIN. Transmission Oil Pan and Gasket Assembly For Transmission oil leaks, need to identify exactly where the leak is coming from, please check the transmission case at the Trans Oil Heater (TOH) connection on the Grand Cherokee's. Also check the Trans Valve Body at the TCM harness connection. A black light can be used to identify trans fluid vs. other fluids. Contact FCA Redacted Content prior to replacing these components. If no response in 15 minutes, proceed with repair. Please email pictures of leak locations to FCA Redacted Content
07003222022-12-19. Service bulletin. ENGINE AND ENGINE COOLING; FUEL SYSTEM, GASOLINE. Coolant Charge Air Cooler Pump Associated To Low Coolant Level or Diagnostic Trouble Codes
S22210000012022-12-19. Service bulletin. POWER TRAIN; ENGINE. Customer complaint may include a Mil/check engine lamp on condition. Other driveablility complaints may include, trans will not shift, stuck in gear, vehicle in limp mode, lack of power, vibration. Upon further investigation, a DTC for U0402 - Implausible Data Received From TCM may be set in the PCM.
S22090000042022-12-19. Service bulletin. EQUIPMENT; ENGINE AND ENGINE COOLING. If a Mopar oil filter is not available, use a filter that meets or exceeds USCAR36 specification and is compatible with semi and full synthetic oils.
S228A0000302022-11-07. Service bulletin. ELECTRICAL SYSTEM:IGNITION; ENGINE; UNKNOWN OR OTHER; EQUIPMENT:ELECTRICAL. Battery Drain, Radio Or Cluster Will Not Shut Off After Engine Off
18133222022-10-31. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM); ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM. 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, a technician may find one or more of the following Diagnostic Trouble Codes (DTCs) have been set: P2183 - Engine Coolant Temperature Sensor 2 Circuit Performance. P258B - Electric Vacuum Pump Performance. P040F - EGR Temperature Sensor A-B Correlation. P2D2F - Turbocharger-Supercharger -A- Underboost Condition. P0088 - Fuel Rail Pressure Too High. P026D - Fuel Injection Quantity Higher Than Expected. P208B - Reductant Pump 1 Control Performance. P20C6 - Reductant Heater 4 Control Circuit Performance. P016F - Closed Loop Fuel Pressure Control At Limit - Pressure Too Low. P025C - Fuel Pump Module Control Circuit Low. P225D - NOX Sensor 1/1 Performance - Signal Stuck Low. The following software enhancement is available:DTC U148D - Implausible Data Received From Forward Facing Camera, will be disabled in this software update. The customer may also describe the following:The remote start does not work due to MIL on after using engine block heater.Upon inspection the technician will find DTC P2183 is stored with this condition. In addition, the following driveability improvements are available: Increased tip in and tip out torque response. Low speed engine idle improvements. Eliminate idle oscillation in park and drive. Reduce driveline oscillations. 4-LO speed limiter improvements. Decrease engine start time after extended key on to crank.
03004222022-10-31. Service bulletin. ENGINE AND ENGINE COOLING. Rear Propshaft Clunk This bulletin involves removing the rear driveshaft and greasing the slip yoke splines. The customer may describe the following: A clunk noise from the driveshaft while coming to a stop or when juststarting to tip into throttle at take off.
Z632022-10-31. Service bulletin. ENGINE AND ENGINE COOLING. Customer Satisfaction Notification Z63 Oil Starvation
S22090000052022-10-31. Service bulletin. ENGINE AND ENGINE COOLING. Rolling ESS (engine stop/start) strategy.
18133222022-10-31. Service bulletin. ENGINE AND ENGINE COOLING; EXTERIOR LIGHTING; SERVICE BRAKES, HYDRAULIC; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE:SOFTWARE; FUEL SYSTEM, GASOLINE; BACK OVER PREVENTION; ELECTRICAL SYSTEM. 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, a technician may find one or more of the following Diagnostic Trouble Codes (DTCs) have been set: P2183 - Engine Coolant Temperature Sensor 2 Circuit Performance. P258B - Electric Vacuum Pump Performance. P040F - EGR Temperature Sensor A-B Correlation. P2D2F - Turbocharger-Supercharger -A- Underboost Condition. P0088 - Fuel Rail Pressure Too High. P026D - Fuel Injection Quantity Higher Than Expected. P208B - Reductant Pump 1 Control Performance. P20C6 - Reductant Heater 4 Control Circuit Performance. P016F - Closed Loop Fuel Pressure Control At Limit - Pressure Too Low. P025C - Fuel Pump Module Control Circuit Low. P225D - NOX Sensor 1/1 Performance - Signal Stuck Low. The following software enhancement is available:DTC U148D - Implausible Data Received From Forward Facing Camera, will be disabled in this software update. The customer may also describe the following:The remote start does not work due to MIL on after using engine block heater.Upon inspection the technician will find DTC P2183 is stored with this condition. In addition, the following driveability improvements are available: Increased tip in and tip out torque response. Low speed engine idle improvements. Eliminate idle oscillation in park and drive. Reduce driveline oscillations. 4-LO speed limiter improvements. Decrease engine start time after extended key on to crank.
Z632022-10-31. Service bulletin. ENGINE AND ENGINE COOLING. Customer Satisfaction Notification Z63 Oil Starvation
S22090000052022-10-31. Service bulletin. ENGINE AND ENGINE COOLING. Rolling ESS (engine stop/start) strategy.
S22080000742022-10-17. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:CRANK/CAMSHAFT POSITION SENSOR. Vehicle Has Code B154F-00 Loss Crankshaft Pulse Signal
S22090000022022-10-17. Service bulletin. ENGINE. Customer complaints may include abnormal engine noise, rough idle, lack of power, misfire. When performing diagnosis, an internal engine concern may be suspected.
90044872022-10-17. Service bulletin. AIR BAGS; STRUCTURE; ENGINE AND ENGINE COOLING; POWER TRAIN. Transmission Oil Pan and Gasket Assembly For Transmission oil leaks, need to identify exactly where the leak is coming from, please check the transmission case at the Trans Oil Heater (TOH) connection on the Grand Cherokee's. Also check the Trans Valve Body at the TCM harness connection. A black light can be used to identify trans fluid vs. other fluids. Contact FCA Redacted Content prior to replacing these components. If no response in 15 minutes, proceed with repair. Please email pictures of leak locations to FCA Redacted Content

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