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Service bulletins for the 2018 Nissan Armada

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.

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

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Bulletins, newest first
NTB15-049v2021-02-06. Service bulletin. ELECTRICAL SYSTEM. TELEMATICS SERVICE INFORMATION 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.
NTB20-0652020-10-08. Service bulletin. ENGINE AND ENGINE COOLING. 2017-2019 ARMADA; ENGINE DOES NOT CRANK IF YOU CONFIRM The engine will not crank and will not start, but the battery test result is OK, OR One of these DTCs are stored: • C1142 (PRESS SENSOR) • C1A04 (ABS/TCS/VDC SYSTEM) • C1A26 (ECD MODE MALFUNCTION) AND The color of the stop lamp switch is solid black, as shown in Figure 1. ACTION Replace the stop lamp switch.
NTB20-0572020-09-11. Service bulletin. EQUIPMENT:MECHANICAL; ENGINE AND ENGINE COOLING. VK56 CONNECTING ROD CAP BOLT SERVICE INFORMATION SERVICE INFORMATION A change has been made to the connecting rod cap bolt service part. The new service part (B in Figure 1) is visually different, but is a direct replacement for the original equipment part. IMPORTANT: See page 2 for the procedure to inspect the cap bolt service part for excessive stretch. If replacement of a single connecting rod cap bolt is indicated for any given connecting rod, both connecting rod cap bolts of the affected connecting rod must be replaced as a set.
NTB19-070a2020-09-11. Service bulletin. EQUIPMENT; STRUCTURE:FRAME AND MEMBERS:UNDERBODY SHIELDS; ENGINE AND ENGINE COOLING. RATTLE FROM HEAT SHIELD This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
NTB15-049u2020-07-10. Service bulletin. ELECTRICAL SYSTEM. TELEMATICS SERVICE INFORMATION This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
NTB19-057a2020-04-30. Service bulletin. ENGINE AND ENGINE COOLING. ENGINE KNOCK OR TICK NOISE This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
NTB20-0092020-03-07. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY; FUEL SYSTEM, GASOLINE; ELECTRICAL SYSTEM. 2017-2019 ARMADA; MIL ON WITH DTC P0174 IF YOU CONFIRM The MIL is ON and only DTC P0174 (FUEL SYS LEAN B2) is stored in the ECM. ACTION 1. Confirm the current ECM part number. 2. Reprogram the ECM, if applicable.
NTB20-0062020-03-07. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY; ELECTRICAL SYSTEM:SOFTWARE; ELECTRICAL SYSTEM. 2018-2020 ARMADA; INFOTAINMENT ERROR MESSAGE "UNABLE TO CONNECT TO THE CENTER" DISPLAYED IF YOU CONFIRM • - The error message “Unable to Connect to the Center” is displayed on the infotainment screen (see Figure 1), And • - The customer has an active NissanConnect® subscription. ACTION 1. Identify the TCU ID. 2. Manually configure the display control unit.
NTB15-049t2020-03-07. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. TELEMATICS SERVICE INFORMATION This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
NTB19-002b2020-02-08. Service bulletin. EQUIPMENT:ELECTRICAL. 2018-2020 ARMADA AND PATHFINDER; DISPLAY CONTROL UNIT SERVICE INFORMATION This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
NTB18-017c2020-02-08. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; ELECTRICAL SYSTEM. SERVICE INFORMATION FOR DTCS B2EF0 AND B130C This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
NTB17-023c2020-02-08. Service bulletin. VISIBILITY:REARVIEW MIRRORS/DEVICES:EXTERIOR. 2017-2020 ARMADA; OUTSIDE MIRROR(S) LOOSE AT BASE This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
NTB19-1062019-12-07. Service bulletin. EXTERIOR LIGHTING; EXTERIOR LIGHTING:HEADLIGHTS. 2018 – 2019 ARMADA; HEADLAMP AIMING SERVICE INFORMATION When adjusting the headlamps on an Armada, make sure to follow the procedures in the Electronic Service Manual (ESM). • - Warranty claims for headlamp adjustment are subject to audit. • - Claims must have the measurements for dimension H, M, and N (shown in this bulletin) listed on the repair order and on the Technician Comments line of the claim. • - Claims submitted without these measurements may be denied. If a customer reports their headlamps are not aimed correctly: • - Follow the exact procedure in the ESM for headlamp adjustment. • - For the procedure to aim the headlamps refer to the ESM: DRIVER CONTROLS > EXTERIOR LIGHTING SYSTEM > LED HEADLAMP > PERIODIC MAINTENANCE > HEADLAMP AIMING ADJUSTMENT. • - Do not deviate from the adjustment procedure in the ESM. • - Refer to the Clarifications of the ESM Vertical Headlamp Adjustment Procedures in this bulletin.
NTB19-0812019-11-08. Service bulletin. STEERING. 2018-2019 ARMADA; STEERING WHEEL JUDDERS WHILE TURNING AT LOW SPEED IF YOU CONFIRM The vehicle has a judder in the steering wheel while turning and only at speeds between 1-9 MPH. ACTION Replace the power steering high pressure piping with the part listed in the Parts Information on page 6. IMPORTANT: Inform the customer that this repair will reduce, but does not eliminate the amount of judder felt in the steering wheel during low speed parking lot maneuvers.
NTB18-062b2019-11-08. Service bulletin. ENGINE AND ENGINE COOLING. 2018 ARMADA AND TITAN; MIL ON WITH DTC P0138 AND/OR P0158 This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
NTB19-0712019-10-09. Service bulletin. ELECTRICAL SYSTEM; AIR BAGS. DTC B00A0-00 STORED IF YOU CONFIRM DTC B00A0-00 (OCCUPANT DETECTION SENSOR UNIT) is stored And OCS zero point reset cannot be performed (continued on the next page) And The following screen displays: ACTION 1. Check the Occupant Classification System (OCS) control unit using the ODS Analysis tool software. • Refer to SERVICE PROCEDURE on page 5. HINT: “OCS” may also be referred to as “ODS”. 2. Perform “75-zero RESET”.
NTB19-0702019-10-09. Service bulletin. ENGINE AND ENGINE COOLING. RATTLE FROM HEAT SHIELD IF YOU CONFIRM There is a rattle noise coming from the right front of the vehicle when the engine is running or when turning the steering wheel, or when driving at parking lot speeds. ACTION Adjust the clearance between the rear cooler pipe and the heat shield above the exhaust front tube (RH) to 6 mm, AND Adjust the clearance between the heat shield above the exhaust front tube (RH) and the frame to 10 mm.
NTB18-081c2019-10-08. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT. 2017-2018 PATHFINDER AND 2018 ARMADA; SOFTWARE UPDATES FOR INFOTAINMENT ISSUES This bulletin has been amended. See Amendment History on the last page. Discard all previous versions of this bulletin.
NTB19-002a2019-08-19. Service bulletin. ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL. 2018-2019 ARMADA AND PATHFINDER; DISPLAY CONTROL UNIT SERVICE INFORMATION This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
NTB19-0572019-08-12. Service bulletin. ENGINE. ENGINE KNOCK OR TICK NOISE IF YOU CONFIRM A knock or tick noise is coming from the engine Or The customer states a knock or tick noise is heard from the engine area. ACTION Refer to REPAIR OVERVIEW on page 3.
NTB15-049s2019-07-22. Service bulletin. EQUIPMENT. TELEMATICS SERVICE INFORMATION This bulletin applies only to vehicles equipped with a Telematics Communication Unit (TCU). This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
NTB19-0422019-06-24. Service bulletin. LANE DEPARTURE; LANE DEPARTURE: SENSING SYSTEM: LIDAR; LANE DEPARTURE: SENSING SYSTEM: CAMERA. AEB WARNING LIGHT BLINKING This bulletin applies only to vehicles equipped with a lane camera. SERVICE INFORMATION If the AEB warning light is blinking (but not illuminated steadily) or the customer states it is blinking, and there are no related DTCs, inspect the windshield. A blinking AEB warning light may occur under the following conditions: - When contamination or foreign material adhere to the lane camera viewing window on the windshield - When driving while it is snowing or when frost forms on the lane camera viewing window on the windshield - When the lane camera viewing window on the windshield is temporarily fogged up NOTE: - If DTCs are present in any of the following related systems: - Laser/Radar, - ICC/ADAS, or - Lane Camera, Refer to the related Electronic Service Manual (ESM) for diagnosis. - Refer to the following pages for further information.
NTB19-0222019-04-15. Service bulletin. EQUIPMENT; FUEL SYSTEM, OTHER. NISSAN; P0171 AND P0174 SERVICE INFORMATION SERVICE INFORMATION Diagnosis for DTCs P0171 (FUEL SYS LEAN B1) and P0174 (FUEL SYS LEAN B2) have been revised for the APPLIED VEHICLES listed above. When performing diagnosis for either of these DTCs, start by using the SERVICE PROCEDURE section of this bulletin. NOTE: The related Electronic Service Manuals (ESM) will be revised in the future to include these diagnostic steps.
NTB19-0212019-04-15. Service bulletin. ENGINE AND ENGINE COOLING. NISSAN; MIL ON WITH DTC P219A AND/OR P219B STORED This bulletin applies to Titan XD vehicles equipped with a VK56D gas engine only. SERVICE INFORMATION If the MIL is ON and DTC P219A (AIR FUEL RATIO IMBALANCE B1) and/or P219B (AIR FUEL RATIO IMBALANCE B2) is stored: - DO NOT replace the Air Fuel Ratio (A/F) sensor. - Refer to the applicable Electronic Service Manual (ESM) and follow the diagnostic procedure for DTC P219A and/or P219B.

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