NHTSA Service Bulletin 10032771: Detroit Detroit
Official manufacturer communication context for model years not specified Detroit Detroit, 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.
DETROIT DIESEL: EPA07 MBE 900 NEW MCM SOFTWARE V9.6.1.0 AND CPC SOFTWARE R3.00. SEVERAL COMPLAINTS HAVE BEEN RECEIVED ON THE EPA07 MBE 900 ENGINE. SPN 1636/2 IS RELATED TO THE USE OF A BLOCK HEATER AND/OR SUPPLEMENTAL HEATER (SUCH AS A WEBASTO) IN COLD AMBIENT TEMPERATURES. SPN 3597/3 IS RELATED TO THE GRID HEATER. SPN 615/14 IS RELATED TO THE ACTUAL INLET MANIFOLD PRESSURE (TURBOCHARGER BOOST) COMPARED TO A DESIRED VALUE IN THE FUEL MAP. SPN 3719/16, 0, 31, & 15 MAY BE RELATED TO OPERATION IN COLD AMBIENT TEMPERATURES. SPN 132/14 IS RELATED TO THE AIR MASS ADAPTATION. NO MODEL YEARS LISTED. *PE
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 10032771?
DETROIT DIESEL: EPA07 MBE 900 NEW MCM SOFTWARE V9.6.1.0 AND CPC SOFTWARE R3.00. SEVERAL COMPLAINTS HAVE BEEN RECEIVED ON THE EPA07 MBE 900 ENGINE. SPN 1636/2 IS RELATED TO THE USE OF A BLOCK HEATER AND/OR SUPPLEMENTAL HEATER (SUCH AS A WEBASTO) IN COLD AMBIENT TEMPERATURES. SPN 3597/3 IS RELATED TO THE GRID HEATER. SPN 615/14 IS RELATED TO THE ACTUAL INLET MANIFOLD PRESSURE (TURBOCHARGER BOOST) COMPARED TO A.
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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