NHTSA service bulletin

NHTSA Service Bulletin 11025016: 2023 Jeep Grand Cherokee 4xe

Official manufacturer communication context for 2023 Jeep Grand Cherokee 4xe, with affected products, buyer checks and links into Carchieve recall, problem and VIN research.

NHTSA service bulletin 11025016 summary graphic for 2023 Jeep Grand Cherokee 4xe
11025016NHTSA document ID
Manufacturer communicationcommunication type
1affected product rows
1source rows grouped

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

Flash: Hybrid Control Processor (HCP) and Auxiliary Hybrid Control Processor (AHCP) Updates Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find the following Diagnostic Trouble Code (DTC) has been set in the Hybrid Control Processor (HCP) module: P16F0-00 - SPI Comm Hardware Fault. Customers may also comment on one or more of the following: **Low/weak 12V battery or a no start condition due to voltage being under 10.5V. Unable to charge vehicle while key is off.** Shifts rough occasionally when coming down to a stop. Shifts rough occasionally when accelerating. Shifts rough when transitioning from EV to Hybrid operation on low SoC. Shifts rough when engines starts. On part throttle accelerations with little to no battery available the transition from battery power to engine on is harsh and abrupt. The engine oil life on dashboard drops down too fast when the engine oil dilution reaches high level without the ability to recover.

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
JeepGrand Cherokee 4xe2023Ask 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 11025016?

Flash: Hybrid Control Processor (HCP) and Auxiliary Hybrid Control Processor (AHCP) Updates Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find the following Diagnostic Trouble Code (DTC) has been set in the Hybrid Control Processor (HCP) module: P16F0-00 - SPI Comm Hardware Fault. Customers may also comment on one or more of the following:.

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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