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Service bulletin 0802321

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 id10220595
Published by NHTSA2022-09-26
Manufacturer's number0802321
Manufacturer's date2021-02-03
NHTSA componentSTRUCTURE; ELECTRICAL SYSTEM; EXTERIOR LIGHTING

NHTSA's summary

Flash: Drive Style Control Module (DSCM) Updates This bulletin involves checking if the vehicle dynamic (DNA) selector is operableand possibly reprogramming the DSCM with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find the following DiagnosticTrouble Code (DTC) has been set in the DSCM:U1700-87 - Body Control Module (BCM) - Missing Message. U0011-14 - Down Rotary Knob Failure-Circuit Short To Ground Or Open. U0011-15 - Down Rotary Knob Failure-Circuit Short To Battery Or Open. U0012-15 - Up Rotary Knob Failure-Circuit Short To Battery Or Open. B1603-68 - Rotary Encoder Fault-Event Information. The following DTC has been set in the Body Control Module (BCM):U1A20-87 - DSCM (Drive Style Control Module) - Missing Message. The customer may also comment on the following: The vehicle dynamic (DNA) selector is inoperable.

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

Body and frame, Electrical system, Lighting

Trouble codes named

B1603, U0011, U0012, U1700, U1A20

Vehicles listed
ALFA ROMEO GIULIA2019

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