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Service bulletins for the 2018 Chrysler 300

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.

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

By type

By component

By trouble code

Bulletins, newest first
S18080001752020-05-26. Service bulletin. EXTERIOR LIGHTING. LED Front Fog Lamps Flicker Or Intermittently Light, Are Dim Or Inoperative. A U11E9, or B16FB-15 may be set
S19080002122020-05-26. Service bulletin. EXTERIOR LIGHTING. High Beams Are Inop, Shutter Door On High Beams Open And Then Close In Cold Ambient Temperatures. DTC B1632-11 And B1636-11 Set
90042272020-05-26. Service bulletin. EQUIPMENT. CORE, Heater (with tubes) When replacing the heater core for LA, LX, and LD vehicles, make sure to return not only the heater core but also the connecting tubes, seals and retainers. For any questions contact FCA Redacted Content. If no response in 15 minutes, proceed with repair.
S18080001752020-05-18. Service bulletin. EXTERIOR LIGHTING; ELECTRICAL SYSTEM. LED Front Fog Lamps Flicker Or Intermittently Light, Are Dim Or Inoperative. A U11E9, or B16FB-15 may be set
S19080002122020-05-18. Service bulletin. EXTERIOR LIGHTING. High Beams Are Inop, Shutter Door On High Beams Open And Then Close In Cold Ambient Temperatures. DTC B1632-11 And B1636-11 Set
90042272020-05-18. Service bulletin. EQUIPMENT:ELECTRICAL. CORE, Heater (with tubes) When replacing the heater core for LA, LX, and LD vehicles, make sure to return not only the heater core but also the connecting tubes, seals and retainers. For any questions contact FCA Redacted Content. If no response in 15 minutes, proceed with repair.
S18080001752020-04-27. Service bulletin. ELECTRICAL SYSTEM; VISIBILITY; EXTERIOR LIGHTING. LED Front Fog Lamps Flicker Or Intermittently Light, Are Dim Or Inoperative. A U11E9, or B16FB-15 may be set
S19080002122020-04-27. Service bulletin. EXTERIOR LIGHTING; VEHICLE SPEED CONTROL. High Beams Are Inop, Shutter Door On High Beams Open And Then Close In Cold Ambient Temperatures. DTC B1632-11 And B1636-11 Set
90042272020-04-27. Service bulletin. ENGINE AND ENGINE COOLING. CORE, Heater (with tubes) When replacing the heater core for LA, LX, and LD vehicles, make sure to return not only the heater core but also the connecting tubes, seals and retainers. For any questions contact FCA Redacted Content. If no response in 15 minutes, proceed with repair.
S20080000132020-04-06. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. Key Programming, Security Pin Request, Pin Invalid
S20050000022020-04-06. Service bulletin. SERVICE BRAKES. Pad Contact On Rotor After Brake Service
S20080000102020-04-06. Service bulletin. EQUIPMENT. Apple Carplay Inoperative Or Not Working, Phone Not Pairing, Carplay Lockup Or Freeze.
08-022-19 REV. A2020-01-21. Service bulletin. EQUIPMENT:ELECTRICAL. UJQ without RS9 Radio Enhancements This bulletin involves inspecting and if required, updating the radio software level to 22.5. Customers may experience one or more of the following: Arabic language is missing. Navigation inoperable. Bottom menu bar of the radio is non responsive or frozen. After viewing the weather map following a flood advisory popup, the main soft key's at the bottom of the screen may not respond when pressed. Radio will not turn off. Poor AM/FM Reception. Radio may reset, turn itself off and then back on again. Radio display screen lock up. Park assist chime will continue to chime after the vehicle is turned off. Uconnect Live feature may not function properly.
90040222020-01-21. Service bulletin. SUSPENSION. Air Suspension Components Star Parts Catalog has been updated to show individual service parts for the compressor assembly. This will allow service technicians to repair the root cause without over repairing the system. Replace only the part deemed failed by the diagnostics performed. Individual parts include: - Compressor - Valve block - Individual hoses - Temp sensor - Shield - Air line clips NOTE: in most situations when a new compressor is needed, the compressor as a separate part is the correct repair, and the assembly would not be required.
90037632020-01-21. Service bulletin. POWER TRAIN. Transfer case seal, Transmission Output Seal If vehicle has a fluid leak between the transfer case and the transmission on an AWD vehicle and it has been determined that the transfer case is leaking from the vent hole, don't replace the input seal. The vehicle can be repaired by: Transfer Case replace - 68214750A$ 3.6 Pentastar 68214751A$ 5.7 Hemi Replace Front Case Half - 68101734A$ 3.6 Pentastar 68101734A$ 5.7 Hemi Note: The transfer case oil already has dye in it so leak confirmation with a black light can be achieved.
31-005-192019-12-16. Service bulletin. EQUIPMENT; STRUCTURE. Use of Aftermarket Parts This bulletin involves discussing FCA US LLC position with regard to collision repair industry awareness regarding the use of aftermarket parts.
31-004-192019-12-16. Service bulletin. VISIBILITY. Authentic Mopar® Glass Replacement This bulletin involves discussing FCA US LLC position with regard to collision repair industry awareness regarding the recommended usage of Authentic Mopar® Glass.
18-089-192019-12-16. Service bulletin. FUEL SYSTEM, GASOLINE; ENGINE. wiTECH Small Leak Verification Test (SLVT) - P0456-EVAP SYSTEM SMALL LEAK
08-016-19 REV. F2019-12-02. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. UAS, UAQ, UCS and UCQ Radio Enhancements This bulletin involves inspecting and if required, updating the radio software level to:22.6 - DS, D2, DP, DD, DF and DJ vehicle with UAS, UCQ and UAQ radio. 22.5 - LA, LD and LX vehicle with UAS and UAQ. 21.9 - All other vehicles and radios. Customers may experience one or more of the following:Audio Distortion (DS, D2, DP, DD, DF and DJ vehicle with UAS, UCQ and UAQ radio). Menu bar at the bottom of the radio display is frozen (LA, LD and LX with UAQ and UAS radios). Can not change the time on the clock (LA, LD and LX with UAS radios). Anti-theft code request message. Backup camera screen is blank. Lines appear across screen. Radio control screen is blank or locked. Radio resets intermittently. Unable to adjust volume. Radio will not switch modes between AM, FM, SAT or Media. In addition, the following enhancements are included in this update:Carplay® connectivity improvements. Improvement to Bluetooth phone pairing. Improved sound quality when using a Bluetooth phone.
24-012-192019-12-02. Service bulletin. EQUIPMENT:APPLIANCE:AIR CONDITIONER; ELECTRICAL SYSTEM:SOFTWARE. Flash: HVAC System Enhancement This bulletin involves reprogramming the Heating Ventilation Air Conditioning (HVAC)Module with new software. Customers may experience one of the following:Unpleasant odor in the vehicle after driving from highway speed limits back downto city speed limits. The left temperature door is inoperable(2014-2018 Vehicles Only). Updating the HVAC software will correct these conditions.
08-016-19 REV. E2019-12-02. Service bulletin. EQUIPMENT. UAS, UAQ, UCS and UCQ Radio Enhancements This bulletin involves inspecting and if required, updating the radio software level to:28.3 - WD and WK vehicle with UAQ and UCQ radio. 22.6 - DS, D2, DP, DD, DF and DJ vehicle with UAS, UCQ and UAQ radio. 22.5 - LA, LD and LX vehicle with UAS and UAQ. 21.9 - All other vehicles and radios. Customers may experience one or more of the following:Warning chime will not turn off (WD and WK with UAQ and UCQ radio). Audio Distortion (DS, D2, DP, DD, DF and DJ vehicle with UAS, UCQ and UAQ radio). Menu bar at the bottom of the radio display is frozen (LA, LD and LX with UAQ and UAS radios). Can not change the time on the clock (LA, LD and LX with UAS radios). Anti-theft code request message. Backup camera screen is blank. Lines appear across screen. Radio control screen is blank or locked. Radio resets intermittently. Unable to adjust volume. Radio will not switch modes between AM, FM, SAT or Media. In addition, the following enhancements are included in this update:Bluetooth® improvements (WD and WK with UAQ and UCQ radio). Voice Recognition (VR) improvements (WD and WK with UAQ and UCQ radio). Radio stability improvements (WD and WK with UAQ and UCQ radio). Carplay® connectivity improvements. Improvement to Bluetooth phone pairing. Improved sound quality when using a Bluetooth phone.
08-016-19 REV. D2019-12-02. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. UAS, UAQ, UCS and UCQ Radio Enhancements This bulletin involves inspecting and if required, updating the radio software level to:22.6 - DS, D2, DP, DD, DF and DJ vehicle with UAS, UCQ and UAQ radio. 22.5 - LA, LD and LX vehicle with UAS and UAQ. 21.9 - All other vehicles and radios. Customers may experience one or more of the following:Audio Distortion (DS, D2, DP, DD, DF and DJ vehicle with UAS, UCQ and UAQ radio). Menu bar at the bottom of the radio display is frozen (LA, LD and LX with UAQ and UAS radios). Can not change the time on the clock (LA, LD and LX with UAS radios). Anti-theft code request message. Backup camera screen is blank. Lines appear across screen. Radio control screen is blank or locked. Radio resets intermittently. Unable to adjust volume. Radio will not switch modes between AM, FM, SAT or Media. In addition, the following enhancements are included in this update:Carplay® connectivity improvements. Improvement to Bluetooth® phone pairing. Improved sound quality when using a Bluetooth phone.
90032202019-10-28. Service bulletin. EQUIPMENT; EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. RADIO [RES] - New and/or Service Exchange For RES radio concerns. Use the wiTECH 2.0 and inspect the radio part number and serial number under the Radio/ECU Details tab. Please verify that the radio part number and/or serial number is not "FFFF". If either field shows "FFFF", please contact Mike Wielgat at 248-576-6696 or Rohan Negandhi at 248-421-9608 If no response in 15 minutes, proceed with repair.
90040362019-07-15. Service bulletin. EQUIPMENT:APPLIANCE:AIR CONDITIONER; EQUIPMENT. ACTUATOR, A/C and Heater Before replacing HVAC actuator, please contact either Thomas Conway (248) 635-7090 or Paul Aquino (248) 854-4819. Engineering is looking to gather infomation on fail mode and customer concern. If no response in 15 minutes, proceed with repair.
90036962018-06-11. Service bulletin. STRUCTURE:BODY:DOOR. Door Hinge Assembly Side door hinge noisy. Only replace the door hinge with the integral check device. Do not replace the simple hinge if it is not damaged it is not the source of the noise. Replacing it unnecessary and is an over-repair.

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