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Service bulletin S39816-2017-04-2

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 id10167936
Published by NHTSA2019-11-18
Manufacturer's numberS39816-2017-04-2
Manufacturer's date2017-04-27
NHTSA componentPARKING BRAKE

NHTSA's summary

This is a Quality Bulletin. Volvo Car USA LLC and Volvo Car of Canada Ltd (Volvo) on behalf of Volvo Car Corporation, has decided to launch Service Action S39816 on certain model year 2016 - 2017 XC90 and 2017 S90, V90CC and V90 vehicles. Volvo has identified that due to a software deviation in the Vehicle Dynamics Domain Master (VDDM) Primary Boot Loader (PBL), the vehicle may not start after it has been parked and the parking brake lamp will be lit in the instrument panel. The corrective action is to perform a VDDM PBL software upgrade.

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

Brakes, Parking brake

Vehicles listed
VOLVO S902017
VOLVO V902017
VOLVO V90CC2017
VOLVO XC902016, 2017

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
TJ32525A2024-01-29. Service bulletin. DIM message ?Parking brake service required?
TJ325252024-01-29. Service bulletin. DIM message ?Parking brake service required?
34647.6.12024-01-25. Service bulletin. This is a Technical Journal: DIM message about parking brake. Download the available total upgrade software.
TJ32525522023-04-24. Service bulletin. DIM message ?Parking brake service required?
TJ32525512023-04-24. Service bulletin. DIM message ?Parking brake service required?
TJ313192023-04-24. Service bulletin. Fresh air hose loose from air filter housing
TJ325252023-04-24. Service bulletin. DIM message ?Parking brake service required?
TJ34647.4.0-20192020-01-13. Service bulletin. This is a Technical Journal: DIM message about parking brake. Perform software upgrade.
S39816-2017-04-22019-11-18. Service bulletin. Volvo has identified that due to a software deviation in the Vehicle Dynamics Domain Master (VDDM) Primary Boot Loader (PBL), the vehicle may not start after it has been parked and the parking brake lamp will be lit in the instrument panel. Model Year 2016-2017 XC90, & 2017 S90, V90CC, V90
TJ29122.3.0-20162019-11-18. Service bulletin. This is a Technical Journal: The front park assist sensor bracket may come loose from the lower grill. The clamping force on the bracket in the lower grill may be too low. Service: In case of customer complaints of a loose park assist sensor bracket, follow the instruction to assemble a foam block on the bracket to increase the clamping force.