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Service bulletins for the 2011 Infiniti G37

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.

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

By type

By component

By trouble code

Bulletins, newest first
ITB140232021-05-10. Service bulletin. EQUIPMENT; STRUCTURE:BODY:ROOF AND PILLARS. SERVICE INFORMATION If the hydraulic unit assembly (pump assembly) needs to be tested for any reason, the convertible top should not sink or drop further than 250 mm (9.84 inches) within one (1) minute or less when opened as shown in Figure 1. - If the convertible top sinks further than 250 mm (9.84 inches) within one (1) minute or less - the pump assembly needs to be replaced. - If the convertible top does not sink further than 250 mm (9.84 inches) within one (1) minute or less - the pump assembly is OK. NOTE: This instruction supersedes the previous 15 mm measurement threshold specified in SIR video # 165. CAUTION: The convertible top should only be partially opened for service and should not be left in this position as damage may result. See this bulletin for further detail.
ITB140202021-05-10. Service bulletin. ELECTRICAL SYSTEM:WIRING; EQUIPMENT. SERVICE INFORMATION Warranty claims coding for repairing wiring harnesses for all Infiniti vehicles has changed. This bulletin gives an outline of the retailer technician?s responsibilities in assisting the retailer claims administrator to properly code a harness repair. Failure to provide correct information may result in claims suspension or rejection. See this bulletin for further detail.
ITB140142021-05-10. Service bulletin. POWER TRAIN; STEERING. SERVICE INFORMATION When diagnosing an applied vehicle for possible power steering gear (rack and pinion steering rack, or steering rack) leak issues, in some cases it may appear the steering rack is leaking when actually, it?s not. Use this service bulletin to help make a more accurate diagnosis of the steering rack. - Go to Power Steering Gear Inspection starting on page 2. See this bulletin for further detail.
ITB08024C2021-05-10. Service bulletin. ELECTRICAL SYSTEM; AIR BAGS. SERVICE INFORMATION Information necessary to service the Supplemental Restraint System (SRS) safely is included in the "RESTRAINTS" section of the Electronic Service Manual (ESM) for each vehicle IMPORTANT: Turn the ignition switch OFF, disconnect both battery terminals, and wait at least 3 minutes before performing any service on the SRS. See this bulletin for further detail.
ITB140022021-05-10. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM); ENGINE. SERVICE INFORMATION Replacement Engine Control Modules (ECMs) for many newer Infiniti vehicles are now "Blank" ECMs. Blank ECMs come without software and must be programmed (not reprogrammed) before they will function. See this bulletin for further detail.
ITB09012F2021-05-10. Service bulletin. FUEL/PROPULSION SYSTEM; EQUIPMENT. SERVICE INFORMATION If one or more of these EVAP leak DTCs are stored (P0442, P0455, P0456) on a 2007 through 2011 Infiniti vehicle, a loose fuel fill cap may be the cause. Use the following resources to perform diagnostics and confirm the cause of stored DTCs. ASIST: - Appropriate Service Manual diagnostic procedures - Applicable Technical Service Bulletins (TSB). Leak Test: - With CONSULT-III plus - WORK SUPPORT >> EVAP SYSTEM CLOSE. NOTE: Use Essential Tool J-42909 or equivalent to pressurize the EVAP system. - With a "Smoke" leak detection machine. Refer to the machine's Operator's Manual for proper use. Make sure the customer is informed of the proper fuel filler cap installation.
ITB12063C2021-05-10. Service bulletin. EQUIPMENT. IF YOU CONFIRM The customer reports that people on the other end of a phone call cannot hear them. Customer report may include: Voice is choppy or cuts-out, voice sounds distant, voice sounds as if speaking through a tunnel, and/or voice sounds like it's under water. ACTION 1. Reprogram (reconfigure) the Multi AV. 2. Replace the microphone and the map lamp finisher. See this bulletin for further detail.
ITB12062C2021-05-10. Service bulletin. EQUIPMENT. IF YOU CONFIRM The customer reports that people on the other end of a phone call cannot hear them. Customer report may include: Voice is choppy or cuts-out, voice sounds distant, voice sounds as if speaking through a tunnel, and/or voice sounds like it's under water. ACTION 1. Replace the TEL Adaptor Unit. 2. Replace the microphone and the map lamp finisher. See this bulletin for further detail.
ITB07047D2021-05-10. Service bulletin. STRUCTURE. SERVICE INFORMATION Scratch Shield is a scratch-resistant clear coat which "heals" by itself when the vehicle gets a small scratch in the clear coat. If the scratch reaches the color base coat, however, it will not "heal". Scratch Shield was implemented for the first time in the U.S. with the 2008 EX35. NOTE: Scratch Shield is applied to body panels and fasicas only. Scratch Shield Label Vehicles equipped with Scratch Shield have a label (see Figure 1) which is typically located underneath the hood. Vehicles that DO NOT have the Scratch Shield label shown in Figure 1 are not equipped with Scratch Shield. See this bulletin for further detail.
ITB92069D2021-05-10. Service bulletin. EQUIPMENT; WHEELS. Infiniti Original Equipment or Genuine Accessory Alloy wheels, along with their finish coating (clear, chrome, titanium, etc.), are specifically developed to achieve Infiniti design and performance standards. These Original Equipment or Genuine Accessory wheels are subjected to testing to ensure they meet Infiniti's standards. Infiniti Original Equipment Alloy or Genuine Accessory wheels subjected to aftermarket chroming may no longer continue to meet these standards and may be seriously damaged. Therefore, Infiniti most strongly discourages, and recommends that these wheels NEVER be subjected to, aftermarket chroming. See this bulletin for further details.
ITB13006A2021-05-10. Service bulletin. ELECTRICAL SYSTEM. SERVICE INFORMATION This TSB is for troubleshooting of CAN Modules with "Diag-On-CAN" Diagnostics. The flow charts below are meant to troubleshoot current CAN DTCs. The flow charts are intended to diagnose one module at a time; repeat the process as needed for additional control units. Please see this bulletin for further details.
ITB11066E2021-05-10. Service bulletin. FUEL SYSTEM, GASOLINE. SERVICE INFORMATION Part order approval from TECH LINE is no longer required when replacing the Audio Visual (A/V) Control Unit on an Applied Vehicle. Previously, TECH LINE would need to be contacted to confirm (or assist with) diagnosis and the proper repair prior to ordering an A/V control unit. This process has been suspended.
ITB130272021-05-10. Service bulletin. AIR BAGS; VEHICLE SPEED CONTROL; EQUIPMENT. SERVICE INFORMATION: If the BCM in an Applied Vehicle is replaced for any reason and not configured correctly, the following issue may occur - When the driver door is opened, the convertible top opens. When replacing a BCM, make sure to - Follow information in the appropriate Service Manual - Use CONSULT-III plus to perform configuration - Select the correct vehicle in CONSULT-III plus - Confirm the VIN is correct (matches the vehicle) in CONSULT-III plus - Select/install the correct configuration
ITB00024F2021-05-10. Service bulletin. STEERING; SUSPENSION; SERVICE BRAKES. SERVICE INFORMATION - This bulletin is to assist you in responding to customer questions about brake operation, and provides diagnostic and repair information for each item listed, if any should occur. - Most brake issues fall into the following categories: a. Brake Noise: A squeak, squeal, clunk, or groan that occurs when the brakes are applied or released. b. Brake Judder: A vibration that can be felt in the vehicle, steering wheel, or brake pedal when the brakes are applied. c. Pedal Feel: The effort needed to operate the brakes is too high or too low. SERVICE PROCEDURE 1. Verify the condition by road testing the vehicle with the customer. 2. Determine the specific brake issue based on the description in the Service Information above. 3. Follow the appropriate repair procedure(s), listed on the following pages, for your specific issue. See this bulletin for further details.
ITB04038A2021-05-10. Service bulletin. SERVICE BRAKES; STEERING; WHEELS. If YOU CONFIRM: A vehicle needs to have the brake rotors resurfaced (front or rear). ACTION: Use the ProCut PFM Series on-car brake lathe to perform brake rotor resurfacing and follow the tips listed in this bulletin. - The ProCut PFM Series brake lathe has been chosen as the approved tool for rotor resurfacing. - The ProCut PFM Series brake lathe can be ordered from TECH-MATE at 1-800-662-2001. - ProCut technical support or service can be obtained by calling 1-800-543-6618. NOTE: Brake rotors may need to be resurfaced during routine brake repair or for brake "judder" incidents. - Brake judder: A brake pedal pulsation and/or steering wheel shimmy when braking that occurs when there is too much thickness variation of the brake rotors (see ITB00-024). See this bulletin for further detail.
ITB98011F2021-05-10. Service bulletin. ELECTRICAL SYSTEM. As part of an enhanced emissions test for Inspection & Maintenance (I/M), some States may require the System Readiness Test (SRT) status be checked. - The SRT is used to indicate whether the engine control module (ECM) has completed self diagnosis of major emissions systems and components. - In these instances the State may require completion of the SRT before permitting the emissions inspection to proceed. Refer to this Bulletin for further details.
ITB130132021-05-10. Service bulletin. ELECTRICAL SYSTEM. SERVICE INFORMATION Improper adjustment or operation of the ASCD brake switch can cause the Automatic Speed Control Device (ASCD) to "not set" and/or DTC P0605 (ECM) to store. See this bulletin for further detail.
ITB130122021-05-10. Service bulletin. VEHICLE SPEED CONTROL; SEAT BELTS. SERVICE INFORMATION The "Lock / Unlock request buttons" that are located on the outside door handles of vehicles with Intelligent Key can be disabled (or enabled) through either the "Comfort & Conv." settings of the Audio/Visual/Navigation system, orthrough the "Combination Meter settings" depending on the vehicle model, year and trim level. NOTE: In some instances this feature may be unintentionally disabled. Please verify the status of this feature before any further diagnostic is performed. Please see this bulletin for further details.
ITB130082021-05-10. Service bulletin. WHEELS; EQUIPMENT; POWER TRAIN; BACK OVER PREVENTION. IF YOU CONFIRM: Customers concern of a "clicking" noise coming from either left or right front/rear axles during take-off/acceleration. ACTION: Apply Molykote M77 grease (P/N 44003-7S000) to the hub bearing surfaces. NOTE: * Do not remove the axle from the hub or transmission for this bulletin * Refer to the Electronic Service Manual (ESM) for model specific torque specifications. >Please see Service procedure for 2007-2011 Versa torque specifications on page 5. See this bulletin for further detail.
ITB99001A2021-05-10. Service bulletin. SUSPENSION. SERVICE INFORMATION This bulletin provides information to identify: - A leaking strut or a shock absorber that qualifies for replacement under warranty. - A strut or shock absorber that has slight oil seepage, a condition which is considered normal, does not affect strut/shock absorber operation or performance, and does not require replacement. - A strut or shock absorber that should be replaced due to rod resistance/noise issues. See this bulletin for further detail.
ITB11014B2021-05-10. Service bulletin. STRUCTURE. SERVICE INFORMATION If a CD/DVD Player incident is noted, a possible cause may be improper CD/DVD disc care, condition, or usage. This bulletin provides updated CD/DVD Player operation instructions to avoid potential incidents/customer concerns caused by improper care and usage of CD/DVD discs. To aid in solving customer concerns, use the guidelines in this bulletin when speaking to customers or inspecting incident vehicles. - Customers must not use discs that are warped, scratched, chipped, cracked, have abnormal edges or are otherwise damaged. Damaged or poor condition discs may cause the Player internal mechanism to jam or have optical pick-up errors. NOTE - Do not make a Warranty claim against a Player that will not play damaged or poor condition discs as described in this bulletin. See this bulletin for further detail.
ITB10066E2021-05-10. Service bulletin. EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM); EQUIPMENT:ELECTRICAL:INFOTAINMENT:BLUETOOTH/WIFI. IF YOU CONFIRM One or more of the following is occurring on an Applied Vehicle: - Audio streaming via Bluetooth is "choppy" or "clipped." - Calculating Route" takes an extended period of time (2-5 minutes) to complete. - Could not find a route" displays when attempting to calculate a route. - Voice Recognition sequence takes too many steps. - Voice Recognition has difficulty recognizing voicetags. - The Navigation system reboots. - XM NavTraffic is slow to report. - "Handset Phonebook" access is slow. - Caller ID is not available when a hands-free call via Bluetooth is in progress and another call comes in. ACTION 1. Perform steps 1-7 of Check Navigation Program Version in the Service Procedure to verify whether or not this bulletin applies. 2. If this bulletin applies, Follow the Service Procedure to load the Reprogramming Software DVD referenced in the Parts Information section. See this bulletin for further detail.
ITB11005B2021-05-10. Service bulletin. WHEELS. SERVICE INFORMATION To increase tire/wheel assembly balancing accuracy, proper steps should be followed: - Make sure to use the correct size wheel centering collet (do not use a cone). - Make sure to use a flange plate and stud set to secure the tire/wheel assembly on the balancer (do not use a cup). - Perform proper wheel mounting and centering checks. See this bulletin for further detail.
ITB12023B2021-05-10. Service bulletin. POWER TRAIN. IF YOU CONFIRM: If the customer reports or has previously reported: * Harsher than expected down shifts when coasting to a stop. * Hesitation/lag when accelerating after coasting. * Hesitation/lag or harsher than expected down shifts when coming to a stop and accelerating again (rolling stop). * Engine rev matching during moderate to heavy braking. NOTE: This is normal ASC (Adaptive Shift Control) operation that can be removed from normal drive mode, but will remain in sport mode. ACTION: CAUTION: There are two different possible ECM reprograms based on which generation of TCM is in the vehicle. TCM must be reprogrammed first. * Reprogram TCM first, then using new TCM part number select matching ECM reprogram using Consult III plus. See procedureon next page. See this bulletin for further details.
ITB12027D2021-05-10. Service bulletin. POWER TRAIN. IF YOU CONFIRM If the customer reports or has previously reported: * Harsher than expected down shifts when coasting to a stop. * Hesitation/lag when accelerating after coasting. * Hesitation/lag or harsher than expected down shifts when coming to a stop and accelerating again (rolling stop). * Engine rev matching during moderate to heavy braking. ACTION 1. Referto step 6 in the SERVICE PROCEDURE to confirm this bulletin applies to the vehicle you are working on. 2. If this bulletin applies, reprogram the ECM and TCM. See this bulletin for further detail.

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