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Service bulletins for the 2021 Mazda CX-9

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.

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

By type

By component

By trouble code

By topic

Bulletins, newest first
09-039-232023-12-05. Service bulletin. EQUIPMENT:ELECTRICAL:INFOTAINMENT; ELECTRICAL SYSTEM; EQUIPMENT:ELECTRICAL:INFOTAINMENT:SOFTWARE. Some customers may experience no sound from the audio system and/or the audio source cannot be changed. This concern may be caused by the remote tuner not operating properly under certain situations. To eliminate this concern, the remote tuner control software has been modified.
09-007-23c2023-12-05. Service bulletin. SEATS. At PDI or when new vehicle is delivered, some customers may complain about wrinkles on the leather seat cushion and/or seat back surface.
01-007-23a2023-12-05. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. The Mazda DCA-8000 is required for all warranty battery testing. If the Mazda DCA-8000 is not used, incorrect battery testing may result in unnecessary battery replacement. Use the following test procedures in this Service Bulletin to test Mazda vehicle batteries and to generate a Warranty Code.
SA-032-23a2023-11-02. Service bulletin. ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM; EQUIPMENT ADAPTIVE/MOBILITY. If you encounter any type of electrical concern (e.g, dead battery, engine no start, DTC(s) stored...), interview the customer before proceeding with normal MGSS diagnosis by asking if any aftermarket devices have been installed. Aftermarket devices may be the cause of the electrical concern. Below are a few examples of unusual electrical concerns caused by aftermarket devices.
02-003-232023-11-01. Service bulletin. SUSPENSION. Some customers may complain of signs of oil on the struts or shock absorbers. In most cases the oil that is present is normal, and a result of the oil that remains on the shaft during the normal sweeping process of the shaft seal. Follow the inspection guidelines below to determine if the condition is a result of the normal sweeping process or a failure of the shaft seal.
SA-009-23i2023-11-01. Service bulletin. ENGINE AND ENGINE COOLING; EQUIPMENT:ELECTRICAL:INFOTAINMENT. Some customers may complain about any of the following: 1. Infotainment Center Display does not provide the Authorization Code (OTP) during the MyMazda App Connected Vehicle enrollment. 2. Remote function(s) inoperative. Engine Start / Stop, Door Lock / Unlock, Lights ON / OFF
SA-042-23a2023-11-01. Service bulletin. EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM). Some customers may complain about the Active Driving Display not displaying turn by turn (TBT) travel direction or navigation information.
SA-039-23a2023-10-05. Service bulletin. STRUCTURE; VISIBILITY:POWER WINDOW DEVICES AND CONTROLS. Some vehicles may experience exterior trim heat damage when parked near a glass building or Low-E windows. This may be caused by the sun's reflection.
SA-003-23a2023-10-05. Service bulletin. SERVICE BRAKES. Some vehicles exhibit brake related concerns such as brake noise, brake judder or brake dragging. If you encounter a customer complaint for any one of these symptoms, refer to the following information to understand why symptoms may occur, and to better assist the customer in resolving their specific brake concern.
PF-23-092023-10-05. Service bulletin. EQUIPMENT. MNAO has recently found an increase in non-returned cores within the United Radio (UR) exchange program. As a reminder, dealers have 90 days, after the order is placed, to return the exchanged part. Failure to return the exchanged part will result in a debit of the full component price. It is highly recommended to set a calendar reminder at the time of the order for no more than 60 days to ensure all orders are returned if repaired and if not repaired, contact the customer to cancel the order and return the unit.
09-023-23a2023-10-05. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY. Some customers may experience the following symptoms of the wireless charger (Qi), even when the mobile device (smartphone etc.) is placed in the proper position on the wireless charger (Qi). - It does not start charging. - Soon after starting, it stops charging with the indicator flashing in red. - Soon after starting, it stops charging without any visible sign. These symptoms may be caused by improper control software of the wireless charger (Qi). To eliminate these concerns, the specification of the wireless charger (Qi) has been modified. NOTE: The modifications for the symptoms are different depending on the model.
06-004-23a2023-10-05. Service bulletin. STEERING. Some customers may complain about a creaking noise coming from the steering column while driving. A steering column nut loosens due to excessive load when driving on irregular roads. To eliminate this concern, the tightening torque for the steering column nut has been increased.
SA-050-232023-09-05. Service bulletin. ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL. Some customers may complain about scratches on the instrument cluster lens.
SA-021-23b2023-09-05. Service bulletin. ELECTRICAL SYSTEM. Qi Wireless Charger Symptom Troubleshooting
SA-021-23a2023-09-05. Service bulletin. ELECTRICAL SYSTEM. Qi Wireless Charger Symptom Troubleshooting
SA-009-23h2023-09-05. Service bulletin. EXTERIOR LIGHTING; ENGINE AND ENGINE COOLING; EQUIPMENT:ELECTRICAL:INFOTAINMENT. Some customers may complain about any of the following: 1. Infotainment Center Display does not provide the Authorization Code (OTP) during the MyMazda App Connected Vehicle enrollment. 2. Remote function(s) inoperative. Engine Start / Stop, Door Lock / Unlock, Lights ON / OFF
SA-009-23g2023-09-05. Service bulletin. EXTERIOR LIGHTING; EQUIPMENT:ELECTRICAL:INFOTAINMENT; ENGINE AND ENGINE COOLING. Some customers may complain about any of the following: 1. Infotainment Center Display does not provide the Authorization Code (OTP) during the MyMazda App Connected Vehicle enrollment. 2. Remote function(s) inoperative. Engine Start / Stop, Door Lock / Unlock, Lights ON / OFF
SA-039-232023-08-05. Service bulletin. STRUCTURE. Some vehicles may experience exterior trim heat damage when parked near a glass building or Low-E windows. This may be caused by the sun's reflection.
SA-027-23b2023-08-05. Service bulletin. ELECTRICAL SYSTEM. Some customers may experience the following: In-Vehicle Network Malfunction error message, Master Warning light ON, Connected Vehicle Reception Icon shows "X".
SA-042-232023-08-05. Service bulletin. EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM). Some customers may complain about the Active Driving Display not displaying turn by turn (TBT) travel direction or navigation information.
SA-009-23F2023-08-05. Service bulletin. LATCHES/LOCKS/LINKAGES; EXTERIOR LIGHTING; EQUIPMENT:ELECTRICAL:INFOTAINMENT; ENGINE AND ENGINE COOLING. Some customers may complain about any of the following: 1. Infotainment Center Display does not provide the Authorization Code (OTP) during the MyMazda App Connected Vehicle enrollment. 2. Remote function(s) inoperative. Engine Start / Stop Door Lock / Unlock Lights ON / OFF 3. MAZDA CONNECT connected vehicle reception strength icon shows "X" or " ".
06-004-232023-08-03. Service bulletin. STEERING. Some customers may complain about a creaking noise coming from the steering column while driving. A steering column nut loosens due to excessive load when driving on irregular roads. To eliminate this concern, the tightening torque for the steering column nut has been increased.
SA-036-232023-07-05. Service bulletin. STRUCTURE; EQUIPMENT. Interior parts made of resin have antistatic coating to prevent dust from sticking on the surfaces, and depending on the conditions of use, the antistatic components may crystallize slightly, giving an appearance of white stains on the surface. To remove the stains, wipe the stained surface with a towel soaked with water mixed with a small portion of a neutral detergent. If the white stains reappear again, simply wipe them again in the same way. NOTE: The antistatic effect does not deteriorate with this procedure.
SA-035-232023-07-05. Service bulletin. ENGINE AND ENGINE COOLING. Some customers may complain of a lack of power under heavy load without any warning lights or DTCs. This concern may be due to a loose or detached hood weatherstrip, which can cause a blockage or restriction in the air intake system.
SA-027-23a2023-07-05. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY; ELECTRICAL SYSTEM. IN-VEHICLE NETWORK MALFUNCTION AND MASTER WARNING LIGHT ON. DTC U3000:04 STORED (DOES NOT APPLY TO 09-001/23)

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