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Service bulletin 35526.1.8

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 id11032678
Published by NHTSA2026-05-14
Manufacturer's number35526.1.8
Manufacturer's date2026-04-23
NHTSA componentENGINE

NHTSA's summary

This is a Technical Journal: Text plus 2 PDFs and 1 .PNG Oil Consumption test. Perform the test. Follow service procedure
 Description and Service sections updated to clarify that vehicle reports are not required.

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
VOLVO EX402025
VOLVO EX902025, 2026
VOLVO S402000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011
VOLVO S402012
VOLVO S602001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009
VOLVO S602011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022
VOLVO S60CC2016, 2017, 2018 (the catalog's model; the bulletin names a series or trim of it)
VOLVO S60I2016, 2017, 2018 (the catalog's model; the bulletin names a series or trim of it)
VOLVO S60MHEV2022, 2023, 2024, 2025 (the catalog's model; the bulletin names a series or trim of it)
VOLVO S60PHEV2019, 2020, 2021, 2022, 2023, 2024, 2025 (the catalog's model; the bulletin names a series or trim of it)
VOLVO S802000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016
VOLVO S902017, 2018, 2019, 2020, 2021, 2022
VOLVO S90MHEV2022, 2023, 2024, 2025, 2026 (the catalog's model; the bulletin names a series or trim of it)
VOLVO S90PHEV2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025, 2026 (the catalog's model; the bulletin names a series or trim of it)
VOLVO V502005, 2006, 2007, 2008, 2009, 2010, 2011
VOLVO V502012
VOLVO V602015, 2016, 2017, 2018, 2019, 2020, 2021, 2022
VOLVO V60CC2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022
VOLVO V60CCMHEV2023, 2024, 2025, 2026 (the catalog's model; the bulletin names a series or trim of it)
VOLVO V60CCPHEV2023, 2024, 2025, 2026 (the catalog's model; the bulletin names a series or trim of it)
VOLVO V60MHEV2023, 2024, 2025 (the catalog's model; the bulletin names a series or trim of it)
VOLVO V60MHEV2026
VOLVO V60PHEV2019, 2020, 2021, 2022, 2023, 2024, 2025 (the catalog's model; the bulletin names a series or trim of it)
VOLVO V60PHEV2026
VOLVO V702000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010
VOLVO V902017, 2018, 2019, 2020, 2021
VOLVO V902022
VOLVO V90CC2017, 2018, 2019, 2020, 2021, 2022
VOLVO V90CCMHEV2022, 2023, 2024, 2025, 2026 (the catalog's model; the bulletin names a series or trim of it)
VOLVO XC402019, 2020, 2021, 2022, 2023, 2024
VOLVO XC40BEV2021, 2022, 2023, 2024, 2025, 2026 (the catalog's model; the bulletin names a series or trim of it)
VOLVO XC40MHEV2023, 2024, 2025, 2026 (the catalog's model; the bulletin names a series or trim of it)
VOLVO XC602010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022
VOLVO XC60MHEV2022, 2023, 2024, 2025, 2026 (the catalog's model; the bulletin names a series or trim of it)
VOLVO XC60PHEV2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025, 2026 (the catalog's model; the bulletin names a series or trim of it)
VOLVO XC702001 to 2003
VOLVO XC702004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016
VOLVO XC902003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014
VOLVO XC902015
VOLVO XC902016, 2017, 2018, 2019, 2020, 2021, 2022
VOLVO XC90E2017, 2018 (the catalog's model; the bulletin names a series or trim of it)
VOLVO XC90MHEV2023, 2024, 2025, 2026 (the catalog's model; the bulletin names a series or trim of it)
VOLVO XC90PHEV2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025, 2026 (the catalog's model; the bulletin names a series or trim of it)

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

Recalls for the same vehicles and component
22V7930002022-10-20. ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM)
21V8810002021-11-12. ENGINE; STRUCTURE:FRAME AND MEMBERS
20191882019-04-18. Engine
19V3080002019-04-17. ENGINE AND ENGINE COOLING:COOLING SYSTEM:HOSES/LINES/PIPING/FITTINGS
13V5920002013-11-22. ENGINE AND ENGINE COOLING:ENGINE
20104162010-11-18. Engine
10V5790002010-11-17. ENGINE AND ENGINE COOLING
09V2180002009-06-12. ENGINE AND ENGINE COOLING:COOLING SYSTEM:FAN
20091792009-06-10. Engine
08V2060002008-05-06. ENGINE AND ENGINE COOLING:ENGINE

A recall listed here may apply to some of the same vehicles. Only the manufacturer can say whether it applies to one vehicle.

Other bulletins for the same vehicles and component
37083.8.12026-10-05. Service bulletin. This is a Technical Journal: Text plus 1 MP4 - Not possible to go to Drive mode after ERS start. Download software. Please follow the advice under "Service".
37316.5.02026-10-05. Service bulletin. This is a Technical Journal: DTC ECM-P06DE00 set, no symptoms. Do not replace any parts or perform additional fault tracing. This is a misdetection and a false positive (a.k.a. "ghost code"). The oil pump is actually working as intended
36923.9.12026-05-14. Service bulletin. This is a Technical Journal: Text document plus 1 PDF attachment Coolant Pump Dry Coolant Mix Residue. If the coolant pump has an active leak, a photo must be taken prior to replacement (see example as in attached picture TJ_36923_3). The photo showing the active water pump leak on the vehicle must be saved for the TMA photo return process and provided when requested.
 Sealing improvements have been made to PNs 32382367, 32441161 and 32382368, but the part numbers are unchanged. To assist with identification of improved parts, a marking has been added to the parts: an "X," as shown in the attached document TJ_36923_1.pdf.
 If you receive a replacement pump that does not have the "X" marking, please return it and order a replacement
37083.7.02026-05-14. Service bulletin. This is a Technical Journal: Text plus 1 MP4 - Not possible to go to Drive mode after ERS start. Download software. Please follow the advice under "Service".
37288.4.02026-03-02. Service bulletin. This is a Technical Journal: MIL and DTCs ECM P012807/P01287A. In case of MIL and DTCs P012807 and P01287A set together, follow advice under "Service". A software solution was released in version 3.4.4
369232026-03-02. Service bulletin. This is a Technical Journal: Text document plus 1 PDF attachment Coolant Pump Dry Coolant Mix Residue. If the coolant pump has an active leak, a photo must be taken prior to replacement (see example as in attached picture TJ_36923_3). The photo showing the active water pump leak on the vehicle must be saved for the TMA photo return process and provided when requested.
 Sealing improvements have been made to PNs 32382367, 32441161 and 32382368, but the part numbers are unchanged. To assist with identification of improved parts, a marking has been added to the parts: an "X," as shown in the attached document TJ_36923_1.pdf.
 If you receive a replacement pump that does not have the "X" marking, please return it and order a replacement
370832026-03-02. Service bulletin. This is a Technical Journal: Text plus 1 MP4 - Not possible to go to Drive mode after ERS start. Download software.
37288.4.02026-03-02. Service bulletin. This is a Technical Journal: MIL and DTCs ECM P012807/P01287A. In case of MIL and DTCs P012807 and P01287A set together, follow advice under "Service". A software solution was released in version 3.4.4
369232026-02-05. Service bulletin. This is a Technical Journal: Coolant Pump Dry Coolant Mix Residue. If the coolant pump has an active leak, a photo must be taken prior to replacement (see example as in attached picture TJ_36923_3). The photo showing the active water pump leak on the vehicle must be saved for the TMA photo return process and provided when requested.
 Sealing improvements have been made to PNs 32382367, 32441161 and 32382368, but the part numbers are unchanged. To assist with identification of improved parts, a marking has been added to the parts: an "X," as shown in the attached document TJ_36923_1.pdf.
 If you receive a replacement pump that does not have the "X" marking, please return it and order a replacement
371662026-01-07. Service bulletin. This is a Technical Journal: Check engine light and DTC - ECM P013926. Do not replace any parts. The hardware is usually not at fault. A new ECM (Engine Control Module) software has been released in version 4.2.13.