NHTSA service bulletin

NHTSA Service Bulletin 11030912: 2010-2016 Porsche 911

Official manufacturer communication context for 2010-2016 Porsche 911, with affected products, buyer checks and links into Carchieve recall, problem and VIN research.

NHTSA service bulletin 11030912 summary graphic for 2010-2016 Porsche 911
11030912NHTSA document ID
Manufacturer communicationcommunication type
51affected product rows
80/100quality score

Reviewed June 2026 from NHTSA manufacturer communication and service bulletin records. Carchieve is independent and not affiliated with any vehicle manufacturer or government agency.

Quick answer

Technical information for a Time and Date Display Not Up-to-Date/Available After the 12-Volt Vehicle Electrical System Battery. The vehicles affected are in the attached PDF. has been Disconnected for a Long Time

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

MakeModelModel yearsBuyer note
Porsche911 (997)2010, 2011Ask for service records and run the exact VIN before purchase.
Porsche9112012-2016Ask for service records and run the exact VIN before purchase.
Porsche911 Carrera2010-2016Ask for service records and run the exact VIN before purchase.
Porsche911 Carrera 42012, 2013Ask for service records and run the exact VIN before purchase.
Porsche911 Carrera 4 Gts2012Ask for service records and run the exact VIN before purchase.
Porsche911 Carrera 4s2012Ask for service records and run the exact VIN before purchase.
Porsche911 Carrera Gts2012Ask for service records and run the exact VIN before purchase.
Porsche911 Carrera S2010-2016Ask for service records and run the exact VIN before purchase.
Porsche911 Gt22010-2013Ask for service records and run the exact VIN before purchase.
Porsche911 Gt2 Rs2010, 2011Ask for service records and run the exact VIN before purchase.
Porsche911 Gt32010-2016Ask for service records and run the exact VIN before purchase.
Porsche911 Gt3 Rs2010, 2011, 2016Ask for service records and run the exact VIN before purchase.
Porsche911 R2016Ask for service records and run the exact VIN before purchase.
Porsche911 Speedster2011Ask for service records and run the exact VIN before purchase.
Porsche911 Targa 42012-2016Ask for service records and run the exact VIN before purchase.
Porsche911 Targa 4s2012, 2014Ask for service records and run the exact VIN before purchase.
Porsche911 Turbo2010-2016Ask for service records and run the exact VIN before purchase.
Porsche911 Turbo S2010-2012Ask for service records and run the exact VIN before purchase.

Buyer checklist

  1. Run the 17-character VIN and confirm the year, make, model, engine and equipment match the listing.
  2. Check recall campaign pages for safety actions that may require dealer repair.
  3. Compare this bulletin with common problem pages for the same model and component area.
  4. Ask the seller or dealer whether the bulletin procedure, update or inspection has already been completed.
  5. Use the used-car buying checklist and get an independent inspection.

Frequently asked questions

What is NHTSA service bulletin 11030912?

Technical information for a Time and Date Display Not Up-to-Date/Available After the 12-Volt Vehicle Electrical System Battery. The vehicles affected are in the attached PDF. has been Disconnected for a Long Time

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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