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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.

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Bulletins, newest first
NTB15-009j2019-02-19. Service bulletin. EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM). NAVIGATION SYMPTOMS WHEN SD CARD IS MISSINGOR WRONG CARD INSTALLED This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
NTB13-097g2019-02-19. Service bulletin. FUEL SYSTEM, GASOLINE. ALL MODEL YEAR 2012 AND NEWER NISSAN VEHICLES; EVAP LEAK DTC P0442, P0455, P0456 INFORMATION This bulletin does NOT apply to LEAF vehicles and Titan XD vehicles with V8 diesel engine. This bulletin has been amended. See Amendment History on the last page. Please discard previous versions of this bulletin.
NTB18-0802019-01-07. Service bulletin. AIR BAGS. AIR BAG WARNING LIGHT FLASHING INDICATING SYSTEM DIAGNOSTIC MODE IF YOU CONFIRM The air bag warning light is flashing slowly (repeating 2 seconds ON, 2 seconds OFF). NOTE: If this should occur, the Air Bag Diagnosis Sensor Unit is in Diagnostic Mode and needs to be returned to User Mode. ACTION 1. Use CONSULT-III plus to check for Air Bag DTCs and perform repairs as needed. 2. Return the Air Bag Diagnosis Sensor Unit to User Mode.
REVISION 1-PC6572019-01-07. Service bulletin. SEATS. Front Passenger Seatback Voluntary Service Campaign REVISED November 16, 2018 Please discard earlier versions of this bulletin. The announcement from October 5, 2018 has been revised to include the following: The following parts are no longer on restriction and may be ordered via normal ordering process beginning November 16, 2018. - 87600-9HT0B Seatback (Beige/C) - 87600-9HT2A Seatback (Charcoal/G) - 87600-9HU1C Seatback (Sport Interior/Z) Parts currently on order in DBS will be fulfilled
NTB12-103f2019-01-07. Service bulletin. POWER TRAIN; EQUIPMENT. CVT / TCM CALIBRATION DATA ?WRITE? PROCEDURE 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.
NTB18-0672018-11-26. Service bulletin. SEATS. VOLUNTARY SERVICE CAMPAIGN 2018 ALTIMA; FRONT PASSENGER SEATBACK INTRODUCTION Nissan is conducting this voluntary service campaign on certain specific model year 2018 Altima vehicles to replace the front passenger seatback assembly. This service will be performed at no charge to the customer for parts or labor. IDENTIFICATION NUMBER Nissan has assigned identification number PC657 to this campaign. This number must appear on all communication and documentation of any nature dealing with this campaign. DEALER RESPONSIBILITY Dealers are to repair vehicles falling within range of this campaign that enter the service department. This includes vehicles purchased from private parties, vehicles presented by transient (tourists) owners, and vehicles in a dealer?s inventory.
PC657 2018 Altim2018-11-19. Service bulletin. SEATS. Front Passenger Seatback Voluntary Service Campaign ***** Campaign Summary***** Nissan is conducting a Voluntary Service Campaign to replace the seat back assembly on specific 2018 Nissan Altima (L33) vehicles. Due to a manufacturing issue, which has since been corrected, an outboard headrest tube was not fully welded to the right front seat back frame during headrest assembly. As a result, customers may experience a rattle (noise) concern. ***** What Dealers Should Do ***** 1. Verify if vehicles are affected by this Voluntary Service Campaign using Service Comm or National Service History ? Open Campaign I.D. PC657. - New vehicles in dealer inventory can also be identified using DBS (Sales-> Vehicle Inventory, and filter by Open Campaign). - Refer to NPSB 15-460 for additional information 2. Dealers are requested to repair any affected vehicles in dealer new or pre-owned inventory prior to sale to ensure customer satisfaction. 3. Dealers should use NTB18-067 to correct any vehicles subject to this campaign. 4. Once repaired, dealers should submit the claim, using the claims coding provided, and release the vehicle.
NTB15-049q2018-10-15. Service bulletin. EQUIPMENT; EQUIPMENT:ELECTRICAL. TELEMATICS SERVICE INFORMATION This bulletin applies only to vehicles equipped with a Telematics Communication Unit (TCU). This bulletin has been amended to add a Required Actions by Model and Year table on page 2, a Check OFF Sheet on page 21 and to reorganize the information throughout. It is necessary for you to read this revised procedure to properly perform this Service Information. Please discard previous versions of this bulletin.
NTB18-0552018-09-17. Service bulletin. POWER TRAIN. CVT FLUID LEVEL QUICK CHECK GAUGE This bulletin applies only to vehicles equipped with a Continuously Variable Transmission (CVT). SERVICE INFORMATION Special tool CVT8 Oil Level Quick Check Gauge (J-51155) is now available. Each dealer has been shipped one of these tools. Additional tools can be obtained from Tech?Mate at 1-800-662-2001. Refer to the SERVICE PROCEDURE on the next page to determine how to perform a CVT fluid quick level check.
NTB18-017b2018-09-17. Service bulletin. EQUIPMENT:ELECTRICAL; EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY. NISSAN; SERVICE INFORMATION FOR DTCS B2EF0 AND B130C This bulletin only applies to vehicles equipped with a Telematics Communication Unit (TCU). This bulletin has been amended. APPLIED VEHICLES has been updated. On page 2, the procedural steps under DTC B130C have been revised. Discard all previous versions of this bulletin.
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.
NTB13-077d2018-09-17. Service bulletin. POWER TRAIN. CVT FLUID LEVEL CHECK SERVICE INFORMATION This bulletin applies only to vehicles equipped with a Continuously Variable Transmission (CVT). This bulletin has been amended. The APPLIED VEHICLES and SERVICE INFORMATION sections have been revised. No other changes have been made. Please discard all previous versions of this bulletin.
NTB15-049p2018-09-17. Service bulletin. EQUIPMENT; EQUIPMENT:ELECTRICAL. 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.
NTB13-077d2018-09-17. Service bulletin. POWER TRAIN. CVT FLUID LEVEL CHECK SERVICE INFORMATION This bulletin applies only to vehicles equipped with a Continuously Variable Transmission (CVT). This bulletin has been amended. The APPLIED VEHICLES and SERVICE INFORMATION sections have been revised. No other changes have been made. Please discard all previous versions of this bulletin.
PC6222018-06-18. Service bulletin. EQUIPMENT:OTHER:LABELS; STRUCTURE:BODY:BUMPERS. State Specific Bumper Performance Label Dealer Inventory *****Detailed Information***** Nissan is conducting a quality action specific to dealers located in California and Hawaii only to apply a supplemental bumper performance label. Due to an issue that has since been corrected, the bumper performance language may be missing from the Monroney label. Affected vehicles are not subject to stop sale and are either currently in dealer inventory or assigned and in transit to the dealer. In the interest of customer satisfaction, Nissan requests dealers to apply the supplemental bumper performance label on the affected vehicles prior to retail sale. *****What Dealers Should Do***** 1. Verify if vehicles currently in new dealer inventory are affected by this quality action using Service Comm or DBS National Service History ? Open Campaign I.D. PC622 - New vehicles in dealer inventory can also be identified using DBS (Sales-> Vehicle Inventory, and filter by Open Campaign). - Refer to NPSB 15-460 for additional information - Please continue to check newly arriving inventory for campaign applicability. 2. Use the attached procedure to remedy vehicles affected by this quality action. 3. The service department should submit the applicable warranty claim for the action(s) performed so it can be closed on Service Comm and release the vehicle. 4. Dealers will receive five (5) extra labels, but if additional labels are needed, please send your request for the number of labels needed to CampaignAnnouncements@nissan-usa.com along with your dealer name, address and contact name and phone number. - Labels will be mailed beginning May 25, 2018 and should arrive no later than June 1, 2018
NTB18-0062018-06-18. Service bulletin. EQUIPMENT:APPLIANCE:AIR CONDITIONER; ENGINE AND ENGINE COOLING. 2016-2018 ALTIMA WITH QR25DE/4-CYL ENGINE; MOAN NOISE AFTER A/C COMPRESSOR ENGAGES This bulletin applies only to vehicles equipped with a 4-cylinder engine. IF YOU CONFIRM A moan type noise is heard just after the A/C is turned ON (compressor engages) and lasts for about 10 seconds and/or While the A/C is operating and the compressor clutch cycles from OFF to ON, the moan noise is heard for about 10 seconds. ACTION Replace the low pressure A/C flex hose with the one listed in PARTS INFORMATION. Do NOT replace the compressor for this incident, if it should occur. This bulletin does not apply for compressor clutch locked, squeal noises, or any other A/C malfunctions.
NTB15-009i2018-06-18. Service bulletin. EQUIPMENT. NAVIGATION SYMPTOMS WHEN SD CARD IS MISSING OR WRONG CARD INSTALLED This bulletin has been amended. The tables on pages 6 - 9 have been revised. No other changes have been made. Please discard previous versions of this bulletin.
NTB18-0322018-06-04. Service bulletin. STRUCTURE. ALTIMA AND MAXIMA; NOISE FROM TRUNK AREA IF YOU CONFIRM A ticking, tapping, or popping type noise is coming from the area of the right rear parcel shelf or right rear passenger seatback area while driving. ACTION 1. Widen the gap between two pieces of body paneling in the right side trunk area. 2. Fill the gap with expanding foam. - Refer to Service Procedure in this bulletin for the repair procedure.
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.
NTB03-074m2018-05-21. Service bulletin. EQUIPMENT; EXTERIOR LIGHTING:FOG LIGHTS. FOG LAMP AND/OR HEADLAMP FOGGING This bulletin has been amended to add Fog Lamps and modify one step in the flow chart on page 3. No other changes have been made. Please discard 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.