NHTSA Service Bulletin 10175617: 2019, 2020 Ram 1500
Official manufacturer communication context for 2019, 2020 Ram 1500, with affected products, buyer checks and links into Carchieve recall, problem and VIN research.
Reviewed June 2026 from NHTSA manufacturer communication and service bulletin records. Carchieve is independent and not affiliated with any vehicle manufacturer or government agency.
MODULE, Trailer Tow (Integrated Trailer Brake Module For concern of error message ?Park Assist System Disabled? displayed on the Cluster with DTC U0137 stored or active, please review the communication path between the ITBM and PTS (Parktronics ? Park Assist System). Follow U0137 and Communication Diagnostic Procedure to rule out potential improper connector installation, damage harness / connector, water intrusion, or TPO issues. If the DTC U0137 is stored, please do 5 igniton cycles from bus sleep mode and verify if the DTC becomes active. If the DCT U0137 is active, please create and email a copy of the Scan Report to: FCA Redacted Content We will review the scan report and let you know next step as soon as we can. Please contact FCA Redacted Content for any questions. If no response in 15 minutes, proceed with repair.
What this bulletin may mean before buying
Treat this as service research, not a verdict on one car. Before you buy, compare this communication with official recall campaigns, model-level owner complaint patterns, and the exact vehicle’s VIN-decoded specifications. A bulletin can help you ask a seller or dealer sharper questions about software updates, known repairs, warranty extensions and service history.
Affected products listed in this communication
Buyer checklist
- Run the 17-character VIN and confirm the year, make, model, engine and equipment match the listing.
- Check recall campaign pages for safety actions that may require dealer repair.
- Compare this bulletin with common problem pages for the same model and component area.
- Ask the seller or dealer whether the bulletin procedure, update or inspection has already been completed.
- Use the used-car buying checklist and get an independent inspection.
Frequently asked questions
What is NHTSA service bulletin 10175617?
MODULE, Trailer Tow (Integrated Trailer Brake Module For concern of error message ?Park Assist System Disabled? displayed on the Cluster with DTC U0137 stored or active, please review the communication path between the ITBM and PTS (Parktronics ? Park Assist System). Follow U0137 and Communication Diagnostic Procedure to rule out potential improper connector installation, damage harness / connector, water.
Is a service bulletin the same as a recall?
No. A recall is a safety campaign with a required remedy for affected VINs. A service bulletin or manufacturer communication usually describes diagnostic, repair, software, warranty or service information.
How should a used-car buyer use this bulletin?
Use it as a research signal. Compare it with recalls, owner complaints, service records, a VIN report and an independent inspection before buying.
Check the exact VIN before you buy
Model-level pages show public safety patterns. A full VIN report helps confirm the exact vehicle, decoded specs, recall applicability and buyer checks.
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