WenmarOpen by Wenmar Pro

Service bulletins for the 2020 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.

1228 on file from NHTSA, as of 2026-10-19.

By type

By component

By trouble code

By topic

Bulletins, newest first
S19230000132020-04-06. Service bulletin. VISIBILITY. Rear Door Window Binding And Or Difficult To Move
S17230000012020-04-06. Service bulletin. VISIBILITY. Left Hand Drivers Side Mirror Takes Longer to Defrost Or Clear Than Right Side Passenger
S16230000282020-04-06. Service bulletin. VISIBILITY. Outside Power Fold Rearview Mirror Appears Loose Or Shakes
S19080001742020-04-06. Service bulletin. EQUIPMENT. Radio Screen Black At Vehicle Startup After A Sleep Cycle
S19080001022020-04-06. Service bulletin. EQUIPMENT. Audio Mute On All Sources Except AM
S20080000102020-04-06. Service bulletin. EQUIPMENT. Apple Carplay Inoperative Or Not Working, Phone Not Pairing, Carplay Lockup Or Freeze.
90042162020-04-06. Service bulletin. WHEELS; SEATS. MOLDING, Wheel Opening Flare, Rear For concern of anti-chip tape peeling or bubbling on rear wheel flare and you are replacing the rear wheel flare and or the anti-chip tape for a warrantable concern, please take pictures and highlight the area of concern prior to removal of the anti-chip tape or flare and email pictures to FCA Redacted Content as part of repair. If no response in 15 minutes, proceed with repair.
90042122020-04-06. Service bulletin. SEATS. MAT, Front Seat Cushion, Suspension If there is a BSR/Noise/Creak or misinstallation or damaged part related to the Flex Mat, the Spring, the Seat Bottom or Seat Cushion of the Front Seats DO NOT DISASSEMBLE the components. Please contact FCA Redacted Content. If no response, please leave a message and send an e-mail to FCA Redacted Content and FCA Redacted Content If no response in 15 minutes, proceed with repair.
08-124-192020-01-21. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. Radio Enhancements This bulletin involves updating the radio software level to 1848.24. Customers may experience one or more of the following: Ghost Touch, features, modes and App?s changing without drivers input. Bluetooth pop noise. Pop message ?SXM Wait? displayed for extended period of time. The radio resets.
D-19-20 Rev. A2020-01-21. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:DIESEL. Fast Feedback Program - 3.0L Diesel Engine and Components - 2020 Ram 1500 (DT) and 2020 Jeep Wrangler (JL) - All Models (Rev. A)
05-001-19 REV. B2019-12-16. Service bulletin. SERVICE BRAKES. Rear Brake Noise This bulletin involves replacing the rear caliper adapters, guide pins and brakepads. The customer may comment on the following:A high pitch ?squeal? originating from the rear brakes,often occurring in cold, humid weather and when driving in reverse, after the vehicle has been sitting for at least a few hours. Veryoften, the noise can be heard in the morning, when backing out of a driveway.
23-032-192019-12-16. Service bulletin. STRUCTURE; STRUCTURE:BODY:TAILGATE. Tailgate Cable Has Excessive Slack or is Loose This bulletin involves replacing one of the tailgate cables with a new tailgate service cable. The customer may comment on one or more of the following:One tailgate cable has too much slack or is loose. The tailgate cables are different lengths.
21-042-192019-12-16. Service bulletin. ELECTRICAL SYSTEM; POWER TRAIN. Flash: Transmission Control Module (TCM) Updates This bulletin involves reprogramming the TCM with the latest available software. Customers may experience the following:Harsh 3-2 downshift. Harsh 1-2 and 2-3 upshifts when cold. 4-5 shift clunk.
08-114-192019-12-16. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. Flash: Radio Frequency Hub Module (RF-HUB) Updates This bulletin involves reprogramming the RF-HUB with the latest software available. The customer may describe the following:Uconnect remote function inoperable when using the phone App
18-089-192019-12-16. Service bulletin. FUEL SYSTEM, GASOLINE; ENGINE. wiTECH Small Leak Verification Test (SLVT) - P0456-EVAP SYSTEM SMALL LEAK
90040052019-12-16. Service bulletin. EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY; ELECTRICAL SYSTEM:SOFTWARE; BACK OVER PREVENTION: SENSING SYSTEM: CAMERA. CAMERA (Rear) For concerns of back up camera flicker/blank/blue/black screen or camera inop, please ensure Radio is at latest software level. After update, system requires three sleep cycles to function properly. Please verify camera LVDS cable connection at camera and radio head unit. Also verify harness connection between chassis, body, and IP harness for bent pins or loose connection at XY400A, XY306A, XY552A. Please create and send a copy of the vehicle scan report and specify radio SW version and radio head unit ID to Bing Guo and Rafay Adil via email bingruo.guo@fcagroup.com (248) 500-7355 rafay.adil@fcagroup.com (248) 736-7059 Please call for any additional questions or assistance needed. If no response in 15 minutes, proceed with repair. Please be sure to attach a copy of the Vehicle Scan Report on the repair order.
23-030-192019-12-02. Service bulletin. TRAILER HITCHES; VISIBILITY:REARVIEW MIRRORS/DEVICES:EXTERIOR. Trailer Tow Mirrors Are Chrome Instead Of Black This bulletin involves inspecting and possibly replacing the trailer tow mirrors. Customers may comment on the following:The trailer tow side mirrors on the vehicles, were built with chrome mirrors and were supposed to have black mirrors.
08-099-192019-12-02. Service bulletin. ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL. Splash Screen Displays Incorrect Logo In The Electronic Vehicle Information Center (EVIC) This bulletin involves a vehicle reconfiguration for proper operation of the Instrument Cluster display. The customer may notice: When the vehicle is first started, Laramie is displayed in the cluster, when Lone Star should be displayed.Fig. 1. Cluster Splash Screen Logos
09-003-192019-12-02. Service bulletin. ENGINE AND ENGINE COOLING. GEN-2 and GEN-3 - 3.0L Oil Filter Cartridge Identification Differences This bulletin highlights the design differences in the oil filter cartridges used in the GEN-2, and GEN-3 3.0L diesel. As well as potential issues that can arise should the incorrect filter be used in each application. Although similar in design, the oil filter cartridges used on the GEN-2 and GEN-3 3.0L diesel engines are different in design. Interchanging them may result in premature engine damage over time.
D-19-222019-12-02. Service bulletin. FUEL SYSTEM, DIESEL. Warranty Bulletin: 2020 Ram 1500 (DT) 3.0L Diesel Gen III Oil Filter Correct Part Usage
90041502019-12-02. Service bulletin. FUEL SYSTEM, GASOLINE; POWER TRAIN. SEAL, Input If looking to replace stubshaft due to ATX fluid leaking, do not replace PTU seals. None of the seals from the PTU side will need to be replaced whenever the ATX stubshaft is replaced, even though V-seal (68408748A$) is in direct contact with the stubshaft, it will not avoid grease/oil leakage from transmission side. PTU V-seals are intended to act as a dust cover for stubshaft - PTU input shaft spline interface. PTU Input shaft seal (68408749A$) is intended to hold PTU oil and debris ingress; it should be replaced only if the fluid leakage is confirmed to be PTU oil and not ATX trans. fluid.
04-001-192019-10-28. Service bulletin. ENGINE. Pentastar Upgrade Oil Fill Level after an Oil Change This bulletin involves rechecking the oil fill level after filling the engine to the correct specifications. The customer may describe that after an oil change they check their oil fill level and it is showing overfilled on the oil dipstick.
D-19-202019-10-28. Service bulletin. FUEL SYSTEM, DIESEL. Fast Feedback Program - 3.0L Diesel Engine and Components - 2020 Ram 1500 (DT) - All Models
OD554312019-07-15. Service bulletin. EQUIPMENT. Safety Recall V47 / NHTSA 19V-325 Backlite Glass Parts Ordering Information
OD553412019-07-15. Service bulletin. EQUIPMENT; ENGINE. Vehicles Eligible For CSN U07 And V08, V11 or V16 Important Update To U07 Dealer Instructions

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