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Service bulletins for the 2021 Chrysler Pacifica

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.

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

By type

By component

By trouble code

Bulletins, newest first
S20080001552023-01-17. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. Check Software Level On R1 Harman Radio
S21080001552023-01-17. Service bulletin. SEAT BELTS. Radio Requires Theft Code To Unlock It At PDI
S21080001702023-01-17. Service bulletin. PARKING BRAKE. Head unit button stuck DTC code B14DA-2A
S17230000012023-01-17. Service bulletin. VISIBILITY. Left Hand Drivers Side Mirror Takes Longer to Defrost Or Clear Than Right Side Passenger
S21080001632023-01-17. Service bulletin. ELECTRICAL SYSTEM. No Start, Cannot Complete Module Replace, Proxi Or Module Proxi Configuration
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.
S20080001192023-01-17. Service bulletin. ELECTRICAL SYSTEM. Service Hybrid Electrical System Displayed, DTC?s P0CF1, P1B71-00, Or B12B0-00
S21080001622023-01-17. Service bulletin. POWER TRAIN. High Voltage Battery Installed, New Power Pack Unit/BPCM, No High Voltage Output From Hybrid Battery, No DTC?s
9004138a2023-01-17. Service bulletin. STRUCTURE:BODY:BUMPERS:ACTIVE SHUTTERS/GRILL. GRILLE, Active Shutter For a Customer Concern of Check Engine Light On and DTC U11E9- PCM Lost Communication with Active Grille Shutter (AGS) is set, please review Star Online S2008000132 for known concerns. Prior to replacing this part please call FCA Redacted Content. If no response in 15 minutes, please proceed with repair.
90041382023-01-17. Service bulletin. STRUCTURE:BODY:BUMPERS:ACTIVE SHUTTERS/GRILL. GRILLE, Active Shutter Prior to replacing this part, please review Star Online S2008000132 for known concerns.
08092212023-01-17. Service bulletin. ELECTRICAL SYSTEM; EXTERIOR LIGHTING. Flash: Battery Pack Control Module (BPCM) Diagnostic and System Updates This bulletin involves updating the BPCM with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation, the technician may notice one or more of the following Diagnostic Trouble Codes (DTCs) have been set: P0AA1-00 - Hybrid/Ev Battery Positive Contactor ?A? Stuck Closed. P0AA4-00 - Hybrid Battery Negative Contactor Circuit Stuck Closed. P0B3C-00 - Hybrid-Ev Battery Voltage Sense 1 Circuit Performance. P0B41-00 - Hybrid-Ev Battery Voltage Sense 2 Circuit Performance. P0B46-00 - Hybrid-Ev Battery Voltage Sense 3 Circuit Performance P0B4B-00 - Hybrid-Ev Battery Voltage Sense 4 Circuit Performance. P0B50-00 - Hybrid/Ev Battery Voltage Sense 5 Circuit Performance. P0B55-00 - Hybrid/Ev Battery Voltage Sense 6 Circuit Performance. Engine will run in fuel oil refresh mode often and customer may be prompted to get an oil change before needed. Software corrects real time clock synchronization with Powertrain Control Module (PCM) and BPCM. In the previous software, after a battery replacement, the timing for when an oil&fuel change was due was reset to zero, instead of being dependent on the mileage. All new replacements packs will receive this software update.
08091212023-01-17. Service bulletin. EXTERIOR LIGHTING; LANE DEPARTURE; POWER TRAIN; PARKING BRAKE; ELECTRICAL SYSTEM. Flash: Hybrid Control Processor (HCP) and Auxiliary Hybrid Control Processor (AHCP) Updates This bulletin involves reprogramming the HCP and AHCP or also known as Power Inverter Module (PIM) with the latest available software. Technicians and/or customers may report the vehicle will not pass a state smog check due to permanent fault codes which will not clear. As a result, the vehicles are not eligible to be registered in certain states. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find the following Diagnostic Trouble Codes (DTCs) have been set: P0513 - Invalid Skim Key. U151A-87 - Hybrid Control Processor Secret Code-Missing Message. Customers may also experience the following symptom/conditions:Vehicle does not start when pushing ignition switch with DTC P0513 and U151-A87 (stored or active). Scheduled charging start/end does not align with displayed time (ex: 12:05pm end time on radio, but charging ends at 12:06pm). Scheduled charging does not start following a power outage. Scheduled Cabin Conditioning (SCC) feature will not function properly if they schedule the departure time in between 50 mins to 480 mins at extreme cold ambient temps (below -24°c (-11°f)). ?Charge Now? soft button does not always work. The vehicle will get a rough engine spin-down, and then ?Service Charging System? warning and shutdown if the vehicle is quickly re-cranked after the initial key crank. Unable to pass a smog check for certain states that require no DTCs present (stored or active). Vehicle shutdown (MIL set) if the acceleration pedal is 100% on ice. Vehicle may not have a successful 2nd remote start if customer happens to request it immediately after 1st remote start without letting the vehicle sleep while at low High Voltage (HV) battery State of Charge (SOC). Vehicle may not achieve propulsion through a cold key crank if the HV battery was not conditioned using thermal periodic wakeup featur
18051212023-01-17. Service bulletin. POWER TRAIN; EXTERIOR LIGHTING; 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 the technician may find one or more of the following Diagnostic Trouble Codes (DTCs) have been set: P1AC6-00 - MCPA Crankshaft Position Signal Sensor Performance. P0335 - Crankshaft Position Sensor Circuit. P0339 - Crankshaft Position Sensor Intermittent. P0031 - O2 Sensor 1/1 Heater Circuit Low. P0032 - O2 Sensor 1/1 Heater Circuit High. P0037 - O2 Sensor 1/2 Heater Circuit Low. P0038 - O2-Sensor 1/2 Heater Circuit High. P0051 - O2-Sensor 2/1 Heater Circuit Low. P0052 - O2-Sensor 2/1 Heater Circuit High. P0057 - O2 Sensor 2/2 Heater Circuit Low. P0058 - O2-Sensor 2/2 Heater Circuit High. The following modules need to be flashed for this update to be effective, the following modules are all to be updated along with this PCM update:Hybrid Control Processor (HCP) and Auxiliary Hybrid Control Processor (AHCP) or also known as Power Inverter Module (PIM).
08088212023-01-17. Service bulletin. POWER TRAIN. Radio Enhancements This bulletin involves updating the radio software level to 2036.06. Customers may experience the following:Product plan UUID is not correct in Carplay®. Carplay audio does not always resume. Battery save vs. Battery Charge toggles back to Battery Charge after sleep cycle. When ?Charge Now? is selected on key-off outside of the charging schedule ? it does nothing. In addition, the following enhancements are included:Update power supply source from 1 amp to 2.1 amps. GOOGLE® certification enhancements - screen flickers
Y232023-01-17. Service bulletin. ELECTRICAL SYSTEM. Customer Satisfaction Notification Y23 Powertrain Control Module Software
S21080001272023-01-17. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. Radio Reboot Continually
S21080001252023-01-17. Service bulletin. STRUCTURE; EQUIPMENT:ELECTRICAL. Battery Of Uconnect Box Is Temporarily Low Popup Message
S21180000092023-01-17. Service bulletin. ENGINE AND ENGINE COOLING. Customer complains of a MIL-on condition. Upon further inspection, there is a Diagnostic Trouble Code (DTC) P0128 Coolant Thermostat (Coolant Temperature Below Thermostat Regulating Temperature) set in the PCM.
S21080001192023-01-17. Service bulletin. EQUIPMENT:ELECTRICAL. Apple CarPlay Malfunctioning, Does Not Launch Or Is Cutting In An Out On Wired And Wireless Connection, Radio Stuck When IPhone Is Connected
S20080000102023-01-17. Service bulletin. EQUIPMENT:ELECTRICAL. Apple Carplay Inoperative Or Not Working, Phone Not Pairing, Carplay Lockup, Freeze or Audio Concerns
S21080001202023-01-17. Service bulletin. EQUIPMENT:ELECTRICAL. Radio Volume Uncontrollable Or Changing On Its Own
S21080000982023-01-17. Service bulletin. EQUIPMENT:APPLIANCE:TV/RADIO/SPEAKERS. Radio Screen Freeze, Blank Screen And Reset
S18090000072023-01-17. Service bulletin. ENGINE. Customer Complaint May Include Engine Oil Leak Or Consumption
S20080000112023-01-17. Service bulletin. ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL. Customer Cannot Change Cluster Display Unit Settings, Turn By Turn Distance Does Not Match The Radios Distance
S21080000412023-01-17. Service bulletin. AIR BAGS; ELECTRICAL SYSTEM; STRUCTURE. Check Engine Light On, U0422-00 Implausible Data Received From Body Control Module Is Active In The HCP

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