NHTSA Service Bulletin 10170219: 2011-2014 Bentley Mulsanne
Official manufacturer communication context for 2011-2014 Bentley Mulsanne, 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.
Mulsanne damper suspension noise Customer statement / workshop findings: Occasional pneumatic whooping noise from the front suspension and infrequently from the rear suspension. The noise occurs when driving over speed humps, driving on uneven surfaces at high speeds or mounting kerbs Technical background: Occasional whooping noise emanating from the front or rear suspension. The noise can be apparent when driving over speed humps above 15 MPH, driving on uneven surfaces at high speeds or when mounting or dropping down from kerbs. The whooping noise is very difficult to replicate, and is evident only after a long drive cycle No further action is required. Measure: This is an understood phenomena under specific dynamic conditions and is therefore categorised as normal vehicle operation and as such does not require further investigation
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 10170219?
Mulsanne damper suspension noise Customer statement / workshop findings: Occasional pneumatic whooping noise from the front suspension and infrequently from the rear suspension. The noise occurs when driving over speed humps, driving on uneven surfaces at high speeds or mounting kerbs Technical background: Occasional whooping noise emanating from the front or rear suspension. The noise can be apparent when driving.
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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