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Service bulletins for the 2019 Cadillac XT4

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.

832 on file from NHTSA, as of 2026-10-19.

By type

By component

By trouble code

By topic

Only bulletins with component: Body and frame are shown. Show all

Bulletins, newest first
150089002B2020-09-08. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; STRUCTURE. This bulletin provides information to dealers regarding transportation damage repair claim submission requirements.
PIP5704D2020-08-10. Service bulletin. STRUCTURE. This Preliminary information communicates a work around when only 11 digit PUN (Part Unique Number) is seen on Service Solenoid Body Assembly.
PI0281H2020-06-01. Service bulletin. STRUCTURE:BODY; EQUIPMENT ADAPTIVE/MOBILITY. This preliminary informational bulletin provides information to dealership personnel which may be helpful when addressing underbody component corrosion with customers.
19NA1042020-04-06. Service bulletin. EQUIPMENT; STRUCTURE:BODY; EQUIPMENT ADAPTIVE/MOBILITY. This informational bulletin provides information for dealers/technicians and customers on steam/vapor coming from the front grille or radiator area.
PIP5704A2020-03-09. Service bulletin. EQUIPMENT; STRUCTURE; ELECTRICAL SYSTEM. This Preliminary information communicates a work around when only 11 digit PUN (Part Unique Number) is seen on Service Solenoid Body Assembly.
18NA2792020-03-02. Service bulletin. STRUCTURE:BODY:DOOR; LATCHES/LOCKS/LINKAGES:DOORS:LATCH. This informational bulletin provides information for dealers/technicians on the process to disable and enable passive unlocking.
PIP57042020-02-10. Service bulletin. STRUCTURE. This Preliminary information communicates a work around when only 11 digit PUN (Part Unique Number) is seen on Service Solenoid Body Assembly.
PIP5673A2020-01-21. Service bulletin. STRUCTURE. This Preliminary information communicates advises the technician that the ECM part number will be placed on a parts restriction through the General Motors Technical Assistance Center. Dealer will need to contact General Motors Technical Assistance Center for further assistance.
19NA2222019-10-28. Service bulletin. STRUCTURE. This technical bulletin provides repair information to correct a customer concern of hearing an upper B-Pillar rattle noise.
18NA2792019-07-01. Service bulletin. STRUCTURE:BODY:DOOR; LATCHES/LOCKS/LINKAGES; STRUCTURE. This informational bulletin provides information for dealers/technicians on the process to disable and enable passive unlocking.
18NA2862019-06-10. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY; STRUCTURE:BODY:ROOF AND PILLARS. This technical bulletin provides repair information to correct a customer concern of hearing a rattle noise in passenger or driver upper B-Pillar area.
18NA2722019-04-22. Service bulletin. STRUCTURE. This technical bulletin provides repair information to correct a customer concern of hearing rattle noise coming from the front fascia.
PIE04982019-03-25. Service bulletin. STRUCTURE; EXTERIOR LIGHTING:TAIL LIGHTS; EQUIPMENT ADAPTIVE/MOBILITY. This engineering informational bulletin is requesting information on product issue with the door weather strip, door body fit, and/or rear tail lamp moisture.
PIT56292018-09-17. Service bulletin. LATCHES/LOCKS/LINKAGES:DOORS:LATCH; STRUCTURE:BODY:DOOR. This Preliminary information communicates steps to enable passive door unlocking.

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.