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Service bulletin 09-010-26 REV. A

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id11035171
Published by NHTSA2026-07-23
Manufacturer's number09-010-26 REV. A
Manufacturer's date2026-07-17
NHTSA componentENGINE

NHTSA's summary

Not applicable to vehicles built for US market. Oil Leak Through The Rear Crankshaft Oil Seal (Flywheel Side) Customers may comment on the following: SYMPTOM: ● Oil Pressure warning light illuminates. ● Engine oil is leaking onto the floor beneath the vehicle. This bulletin involves inspecting for oil leaks and if necessary replacing the rear crankshaft oil seal (flywheel side).

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Engine

Vehicles listed
JEEP COMPASS2025, 2026, 2027

Listing a model year does not mean every vehicle of it is concerned: the document says which.

Other bulletins for the same vehicles and component
18-081-262026-10-16. Service bulletin. Not applicable to vehicles built for US market. Flash: Powertrain Control Module (PCM) Updates Customers may experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle may SYMPTOM: exhibit/set the following Diagnostic Trouble Code (DTC): ● P0607 - Control Module Performance. Customers may also comment on one or more of the following: ● The vehicle will not start until the ignition is cycled for a second time. ● Engine malfunction (injection) warning lamp illuminated in the Instrument Panel Cluster (IPC). This bulletin involves reprogramming the PCM with the latest available software.
18-081-262026-10-16. Service bulletin. Not applicable to vehicles built for US market. Flash: Powertrain Control Module (PCM) Updates Customers may experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle may SYMPTOM: exhibit/set the following Diagnostic Trouble Code (DTC): ● P0607 - Control Module Performance. Customers may also comment on one or more of the following: ● The vehicle will not start until the ignition is cycled for a second time. ● Engine malfunction (injection) warning lamp illuminated in the Instrument Panel Cluster (IPC). This bulletin involves reprogramming the PCM with the latest available software.
21-061-262026-09-30. Service bulletin. Not applicable to vehicles built for US market. Park Lock Piston Leaking Customers may comment on the following: SYMPTOM: ● Power loss - jerking while driving that may result in the engine being unable to restart after a stop if fault code P0B0C 7A is present.
S26090000112026-09-17. Service bulletin. MIL-On and/or Engine Oil Leak
09-010-26 REV. B2026-09-10. Service bulletin. Not applicable to vehicles built for US market. Oil Leak Through The Rear Crankshaft Oil Seal (Flywheel Side) Customers may comment on the following: ● Oil Pressure warning light illuminates. ● Engine oil is leaking onto the floor beneath the vehicle This bulletin involves inspecting for oil leaks and if necessary replacing the rear crankshaft oil seal (flywheel side)
09-021-262026-09-03. Service bulletin. Not applicable to vehicles built for US market. Noisy Timing Chain Tensioner Customers may experience the following: SYMPTOM: ● A metallic knocking noise coming from the timing chain area during engine operation. This bulletin involves replacing the timing chain tensioner.
09-015-262026-07-29. Service bulletin. Not applicable to vehicles built for US market. Whistle Noise From Engine Area Customers may comment on the following: SYMPTOM: ● Whistle noise from engine compartment.
08-281-262026-07-23. Service bulletin. Not applicable to vehicles built for US market. Engine Will Not Start If Fault Code P0AA1-09 Is Present Customers may experience the following: ● The engine will not start with display of the message "Electric drive system fault" in the Instrument Panel Cluster (IPC) - if fault code P0AA1-09 is present.
S26090000102026-07-08. Service bulletin. Mis-Machined Engine Block
91008522026-07-08. Service bulletin. When long block is received, inspection needs to be performed per SOL S2609000010 before the repair begins. If the block machining is not complete according to information in SOL, a new long block will need to be ordered.