NHTSA service bulletin

NHTSA Service Bulletin 11008666: 2000-2020 Porsche 718

Official manufacturer communication context for 2000-2020 Porsche 718, with affected products, buyer checks and links into Carchieve recall, problem and VIN research.

NHTSA service bulletin 11008666 summary graphic for 2000-2020 Porsche 718
11008666NHTSA document ID
Manufacturer communicationcommunication type
103affected product rows
65/100quality 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

Manufacturers certificate with an overview on approved Porsche A40 engine oils. See attached for list of affected vehicles.

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
Porsche7182017Ask for service records and run the exact VIN before purchase.
Porsche718 Boxster2017-2020Ask for service records and run the exact VIN before purchase.
Porsche718 Boxster S2017-2020Ask for service records and run the exact VIN before purchase.
Porsche718 Cayman2017-2020Ask for service records and run the exact VIN before purchase.
Porsche718 Cayman S2017-2020Ask for service records and run the exact VIN before purchase.
Porsche718 Spyder2018-2020Ask for service records and run the exact VIN before purchase.
Porsche911 (997)2005-2011Ask for service records and run the exact VIN before purchase.
Porsche9112000, 2001, 2002, 2003, 2004, 2005, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020Ask for service records and run the exact VIN before purchase.
Porsche911 Carrera2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2020Ask for service records and run the exact VIN before purchase.
Porsche911 Carrera 42009, 2012, 2013Ask for service records and run the exact VIN before purchase.
Porsche911 Carrera 4 Cabriolet2003Ask 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 4s2003, 2009, 2012Ask for service records and run the exact VIN before purchase.
Porsche911 Carrera Cabriolet2003Ask 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 S2005-2020Ask for service records and run the exact VIN before purchase.
Porsche911 Carrera S Cabriolet2005, 2006Ask for service records and run the exact VIN before purchase.
Porsche911 Gt22003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2019Ask 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 11008666?

Manufacturers certificate with an overview on approved Porsche A40 engine oils. See attached for list of affected vehicles.

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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