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Service bulletins for the 2021 Nissan Titan

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.

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

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Bulletins, newest first
NTB99-001e2021-03-06. Service bulletin. SUSPENSION. STRUT AND SHOCK ABSORBER REPLACEMENT GUIDELINES This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
NTB21-0112021-03-06. Service bulletin. ELECTRICAL SYSTEM. 2020-2021 TITAN AND TITAN XD; FALSE MAINTENANCE ALERT NOTIFICATION HINT: The APPLIED VEHICLES are equipped with a wireless communication device called a Telematics Communication Unit (TCU). With an active NissanConnect Services™ subscription, the TCU communicates with the Nissan Data Center to provide various security and convenience services. To determine if a vehicle is equipped with a TCU, look for the SOS button near the overhead map lamp. IF YOU CONFIRM The customer receives a Maintenance Alert from NissanConnect Services notifying them that the oil pressure warning light is on or that the service engine warning light is on, AND there are no warning lights ON in the instrument panel, AND there are no related DTCs stored. ACTION Update the TCU to the latest software version.
NTB20-042b2021-03-06. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY. 2020-2021 TITAN AND TITAN XD; AV CONTROL UNIT REPLACEMENT PROCESS This bulletin has been amended. See AMENDMENT HISTORY on the last page. Discard all previous versions of this bulletin.
NTB20-029c2021-03-06. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT; ELECTRICAL SYSTEM. 2021 MAXIMA AND ROGUE, 2020-2021 TITAN AND TITAN XD; TELEMATICS (IVC) SERVICE INFORMATION This bulletin has been amended. See AMENDMENT HISTORY on the last page. Discard all previous versions of this bulletin.
NTB19-042b2021-03-06. Service bulletin. ELECTRICAL SYSTEM; VISIBILITY:WINDSHIELD; FORWARD COLLISION AVOIDANCE. AEB WARNING LIGHT BLINKING This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
NTB21-0012021-02-06. Service bulletin. ENGINE AND ENGINE COOLING. 2020-2021 TITAN/TITAN XD; TCM COMMUNICATION ERROR CAUSING A NO START CONDITION IF YOU CONFIRM The customer states the engine will not crank and will not start. (The incident may be intermittent.) And There is a U0101 DTC (Lost Comm TCM) in the Engine Control Unit (ECU) and/or the Shifter Control Unit (SCU). This DTC may be in a PAST or CURRENT status. Or The TCM shows “UNKWN” in the PRESENT column or “0” in the PAST column under the CAN DIAG SUPPORT MNTR tab within the ECU (ENGINE) or the SCU (SHIFT) in CONSULT-III PLUS (C-III plus). See Figure 1 and Figure 2.
NTB20-042a2021-02-06. Service bulletin. ELECTRICAL SYSTEM. 2020-2021 TITAN AND TITAN XD; AV CONTROL UNIT REPLACEMENT PROCESS IF YOU CONFIRM The AV control unit needs to be replaced on an APPLIED VEHICLE. ACTION IMPORTANT: The AV control unit for the Applied Vehicle is new, different from the previous model year, and requires a new procedure when replacing. If the following steps are not followed completely, all features will not work as intended. 1. Read and save the VIN 2. Read and save the configuration 3. Replace the AV control unit 4. Reprogram the AV control unit 5. Configure the AV control unit 6. Write the VIN to the AV control unit IMPORTANT: Procedures 4-6 above must be performed in the order shown below.
NTB20-029b2021-02-06. Service bulletin. ELECTRICAL SYSTEM. 2021 MAXIMA AND ROGUE, 2020-2021 TITAN AND TITAN XD; TELEMATICS (IVC) SERVICE INFORMATION SERVICE INFORMATION The vehicles listed under APPLIED VEHICLES that come equipped with a factory installed SOS switch, located near the overhead map lamp, also come equipped with a wireless communication device called a Telematics Communication Unit (TCU). With an active NissanConnect Services™ subscription, the TCU communicates with the Nissan Data Center to provide various security and convenience services. This bulletin contains important service procedures that must be performed properly in order to set up and maintain the telematics/in-vehicle communications (IVC) system for the vehicles listed under APPLIED VEHICLES. • A table has been provided, on the next page, that lists the steps required to successfully configure a TCU after it has been replaced. • A check-off sheet has been provided in this bulletin to print and check off steps as they are completed. Staple the completed check-off sheet to the repair order.
NTB20-0882021-01-09. Service bulletin. EXTERIOR LIGHTING; EXTERIOR LIGHTING:HEADLIGHTS:BULBS. 2020-2021 TITAN/TITAN XD; HEADLAMP TURN SIGNAL BULB INOPERATIVE SERVICE INFORMATION When a “front combination lamp” (headlamp) turn signal is found to be inoperative, first check the bulb for an open filament. If the bulb filament is open, only replace the bulb and do not replace the headlamp assy. • Headlamp replacement for this issue is subject to chargeback, and applies to both the halogen and LED headlamp. NOTE: Figure 1 is of a halogen front headlamp. The LED version is similar and has the turn signal bulb in the same location.
NTB18-028a2021-01-09. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. RUNNING BOARD PROTECTIVE FILM RESIDUE This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
NTB20-0772020-12-09. Service bulletin. POWER TRAIN. 9 SPEED A/T VALVE BODY (CONTROL VALVE TCM) REPLACEMENT SERVICE INFORMATION: When replacement of the valve body (control valve TCM) is required, DO NOT follow the ESM procedure. Instead, follow the procedure outlined in this service bulletin.
NTB19-067d2020-12-09. Service bulletin. ELECTRICAL SYSTEM. SOFTWARE UPDATE FOR INFOTAINMENT ISSUES This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
NTB19-042a2020-12-09. Service bulletin. LANE DEPARTURE: SENSING SYSTEM: CAMERA; FORWARD COLLISION AVOIDANCE. AEB WARNING LIGHT BLINKING This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
NTB20-0852020-12-09. Service bulletin. COMMUNICATION:MANUFACTURER TELEMATICS; ELECTRICAL SYSTEM. TELEMATICS CONTROL UNIT RESET AFTER AUTOMATIC COLLISION NOTIFICATION SERVICE INFORMATION The Telematics Control Unit (TCU) has the ability to send an automatic collision notification when the vehicle is involved in an accident. Once an automatic collision notification is performed, the function becomes disabled. The TCU must be reset to re-enable the automatic collision notification function. This bulletin describes how to reset the TCU after an automatic collision notification has been performed.

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