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Service bulletins for the 2018 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.

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

By type

By component

By trouble code

Bulletins, newest first
S22080000732022-05-31. Service bulletin. ELECTRICAL SYSTEM. No Start, After Flash And Or PCM Replace, DTC P0513 Invalid Skim Key Setting
S1708000118 RevB2022-05-31. Service bulletin. ELECTRICAL SYSTEM. Battery Drain Concern, Dual USB Port Normal Operational Draw, Extended Illumination Or Extended Operation After Key Off
90045092022-05-31. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:FLUID/LUBRICANT:FILTER/SCREEN. Oil Filter 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. Recommended Brands: Wix, Purolator, and NapaGold
18-091-212021-12-13. Service bulletin. POWER TRAIN; ELECTRICAL SYSTEM. Flash: Powertrain Control Module (PCM) Updates 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 the following (DTC). P050B - Cold Start Ignition Timing Performance. Customers may experience one or both of the following:A long crank time during engine start. Air Conditioning (A/C) clutch is intermittently not engaging when cruise control is activated.
21-035-212021-12-13. Service bulletin. POWER TRAIN; ELECTRICAL SYSTEM. Flash: Transmission Control Module (TCM) Updates This bulletin involves reprogramming the TCM 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 the following (DTC). P050B - Cold Start Ignition Timing Performance. Software enhancements also include:Improvements to 2-1 downshift quality.
08-102-21 REV. A2021-12-13. Service bulletin. EQUIPMENT:ELECTRICAL:INFOTAINMENT; UNKNOWN OR OTHER. UAS and UCS Radio Enhancements This bulletin involves inspecting and if required, updating the radio software level to 39.5 Customers may experience one or more of the following: Performance control home screen shows "Norm" mode for engine/transmission even when the vehicle is in "Drag" mode. High pitch squeal, pop or hum from all speakers. SXM favorite, displays empty song list. Intermittent, black radio display screen. Intermittent, radio freezes. Bluetooth® pairing and/or connection issues. Lost radio presets. Radio channels change by itself. SXM icon inoperative.
08-093-212021-06-28. Service bulletin. ELECTRICAL SYSTEM. UAS, UAQ, UCS, UAV, UCV and UCQ Radio Over The Air Software Version Updates This bulletin provides information regarding the latest Flash Over The Air (FOTA) update and provides the service technician an overview of the steps a customer will need to take to complete the update. This is part of a two step FOTA update, first update brings software level to 22.61 and this second FOTA update will take the software to 22.64. National launch for this second step is May 24, 2021. Customers may experience one or more of the following:Navigation is incorrect or can not calculate route. GPS locations is inaccurate. Uconnect radio apps are all inoperable. Backup camera screen is blue (DT and KL). Green horizontal lines appear across screen (DT and KL). Anti-theft code request message. Backup camera screen is blank. Lines appear across screen. Radio control screen is blank or locked. Radio reset intermittently. Unable to adjust audio volume. Unable to switch modes between AM, FM, SAT or Media. In addition the following enhancements are included in this update:Carplay® connectivity improvement. Improvement to Bluetooth® phone pairing. Bluetooth devices unresponsive. Improved sound quality when using a Bluetooth phone.
S2108000127 Rev.2021-06-28. Service bulletin. EQUIPMENT. Radio Reboot Continually
S21080001302021-06-28. Service bulletin. EQUIPMENT. Bubbles Or Delamination On The Radio Display
S21080001272021-06-28. Service bulletin. EQUIPMENT. Radio Reboot Continually
S21080001202021-06-28. Service bulletin. EQUIPMENT. Radio Volume Uncontrollable Or Changing On Its Own
S1809000007 Rev.2021-06-28. Service bulletin. ENGINE AND ENGINE COOLING. Customer Complaint May Include Engine Oil Leak Or Consumption
S2008000113 Rev.2021-05-24. Service bulletin. POWER TRAIN. No Start Intermittently, Vehicle Requires Multiple Keyless Push To Start Attempts To Start Vehicle, Intermittent Key Not Detected Message
S21080000932021-05-24. Service bulletin. BACK OVER PREVENTION:DISPLAY FUNCTION; EQUIPMENT. Apple CarPlay Does Not Work Or Not Connecting
S1809000007 Rev.2021-04-26. Service bulletin. ENGINE AND ENGINE COOLING. Customer complaint may include engine oil leak/consumption.
S21080000802021-04-26. Service bulletin. EQUIPMENT. Radio Replacement Reset Routine, Radio Has Missing Icons Or Are Grayed Out
S1508000323 Rev.2021-04-26. Service bulletin. POWER TRAIN. PCM Sets DTC P1400-Aftermarket Calibration Detected/Warranty Coverage Confirmation Required
S21080000452021-03-15. Service bulletin. EQUIPMENT:ELECTRICAL. Favorite Song On-Air Alert List Empty
S1814000005 Rev.2021-03-15. Service bulletin. EQUIPMENT; ENGINE AND ENGINE COOLING. Customer complaint may include ticking noise with engine running coming from under the hood or under the vehicle on the passenger side.
08-017-212021-02-16. Service bulletin. ELECTRICAL SYSTEM; BACK OVER PREVENTION. Radio and Back-up Camera Enhancements This bulletin involves updating the radio software level to 1848.34. Customers may experience one or more of the following: Radio display screen flickers. Clock loses 6 seconds per day (JL with 5 inch screen). Green horizontal lines on back up display, in reverse (If this is the customer concern use camera LOP 18-60-02-Y7, on JL vehicles only). Ghost Touch, features, modes and App?s changing, without drivers input. Speaker pop noise when using Bluetooth® device. When vehicle is first started the radio will reset and the time display shows 12:00. Audio distortion and volume fluctuation. Blank rear camera image in reverse (If this is the customer concern use camera LOP 18-60-02-Y7 on JL vehicles only). Audio cutting in and out during memory recall. Ring tone too loud. AM/FM volume fluctuates. While in CarPlay® or AndroidAuto,® Google® maps showing wrong location. Phone disconnected after first call. Black screen or White screen with vertical lines. PIN clear and volume locked while KeySense is used. Audio static while in SXM/SAT modes. Echo heard during Bluetooth phone calls. The radio is locked up. The radio remains on after ignition has been turned off. The radio resets. The radio screen turns black. The radio screen shows messages ?Software Update? or ?Reinsert USB Device? and displays that screen in a continuous loop.
S20080001722020-12-28. Service bulletin. ELECTRICAL SYSTEM. Radio Screen Flickering When Using Apple CarPlay Or Android Auto.
S20080001722020-12-21. Service bulletin. EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY; ELECTRICAL SYSTEM; EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. Radio Screen Flickering When Using Apple CarPlay Or Android Auto.
31-002-202020-11-30. Service bulletin. STRUCTURE. Aluminum Body Panel Corrosion Repair This bulletin involves inspecting and if necessary removing corrosion and refinishingthe suspect aluminum panels on the vehicle, hood, door, fenders, hinges, swing gates or liftgate panels.
05-002-202020-11-30. Service bulletin. ELECTRICAL SYSTEM; BACK OVER PREVENTION; VISIBILITY. Front Click Noise at Low Speed Turns This bulletin involves installing a friction disc kit on both front hub bearings and rotors. The customer may comment on the following:When making a sharp turn at low speed (parking lot) maneuvers, a click noise is heard. Most of the time the noise can be heard if the windows are open.
08-092-202020-11-30. Service bulletin. STEERING; EQUIPMENT; POWER TRAIN. Improper Up Shift With Paddle Shift This bulletin involves replacing both steering wheel paddle shifter. Customers may experience the following:When trying to upshift using the paddle shifter on the steering, the transmission will downshift instead.

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