WenmarOpen by Wenmar Pro

Service bulletins for the 2018 Nissan Altima

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.

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

By type

By component

By trouble code

Only bulletins with component: Electrical system are shown. Show all

Bulletins, newest first
NTB16-028b2019-03-25. Service bulletin. ELECTRICAL SYSTEM. INTELLIGENT KEY BUTTONS INOPERATIVE BUT REQUEST SWITCHES WORK This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
NTB15-049r2019-02-19. Service bulletin. EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM); ELECTRICAL SYSTEM:SOFTWARE. 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.
NTB18-055a2018-12-17. Service bulletin. ELECTRICAL SYSTEM; ENGINE; POWER TRAIN. CVT FLUID LEVEL QUICK CHECK GAUGE This bulletin applies only to vehicles equipped with a CVT (Continuously Variable Transmission). This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
NTB15-077b2018-12-03. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY. NISSAN; SIGNAL TECH-II INTELLIGENT KEY BATTERY TEST AND SIGNAL CHECK This bulletin has been amended. See Amendment History on the last page. Please discard previous versions of this bulletin.
NTB18-0712018-11-26. Service bulletin. ELECTRICAL SYSTEM:IGNITION:ANTI-THEFT:CONTROL MODULE; EQUIPMENT:ELECTRICAL:ANTI-THEFT DEVICES; STRUCTURE:BODY:DOOR. SECURITY ALARM SOUNDS AFTER USING MECHANICAL KEY TO UNLOCK DRIVER DOOR SERVICE INFORMATION Applied Vehicles listed above are no longer equipped with a door unlock sensor and/or Body Control Module (BCM) software to provide support for the door unlock sensor. Normal Functionality For Vehicles Built Without Door Unlock Sensor And/Or BCM Software To Support Door Unlock Sensor For Applied Vehicles built after the Applied Dates listed on page 1, using the mechanical key on the driver door will operate differently than vehicles built before the Applied Dates. For these later models, the BCM will not recognize operation of the mechanical key. If a mechanical key is used to lock the driver door: - The security system will not set. If the vehicle is broken into, the alarm will not sound. - Only the driver door will be locked. Other doors will not lock using the mechanical key. If a mechanical key is used to unlock the driver door: - Only the driver door will be unlocked. Other doors will not be unlocked. - If the security system is set, when the door is opened the alarm will sound. NOTE: Using the Unlock button on the Intelligent Key, pushing the request switch on the driver or passenger door with the Intelligent Key in range, or using the Intelligent Key to start the vehicle will silence the alarm. The mechanical key will not operate the power windows.
NTB15-049p2018-09-17. Service bulletin. EQUIPMENT; EQUIPMENT:ELECTRICAL; ELECTRICAL SYSTEM. TELEMATICS SERVICE INFORMATION This bulletin only applies to vehicles equipped with a Telematics Communication Unit (TCU). This bulletin has been amended. Changes have been made to page 10 for 2018 Armada. Please discard previous versions of this bulletin.
NTB14-053b2018-05-21. Service bulletin. STEERING; ELECTRICAL SYSTEM. 2014-2018 ALTIMA; HYDRAULIC ELECTRIC POWER STEERING SERVICE INFORMATION This bulletin has been amended. The APPLIED VEHICLES section has been revised. No other changes have been made. Please discard all previous versions of this bulletin.
NTB16-018c2018-05-21. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT; ENGINE AND ENGINE COOLING. MIL ON WITH P0603 STORED FOR ECM BACK UP CIRCUIT This bulletin does NOT apply to Titan equipped with Cummins V8 Diesel engine. This bulletin has been amended to add a NOTE in the Applied Vehicles. No other changes have been made. Please discard previous versions of this bulletin.
NTB15-009h2018-05-21. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. NAVIGATION SYMPTOMS WHEN SD CARD IS MISSING OR WRONG CARD INSTALLED This bulletin has been amended. The tables on page 5 and 6 have been revised. No other changes have been made. Please discard previous versions of this bulletin.

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